Difference between holosun 507c and 507k

Medicine Matters Sharing successes, challenges and daily happenings in the Department of Medicine Nadia Hansel, MD, MPH, is the interim director of the Department of Medicine in th...

Difference between holosun 507c and 507k. The main difference between the Holosun 507c and the 508t is that the 508t has a Titanium housing while the 507c has an Aluminum one. This housing makes the 508t more durable than the 507c. Also, 508t is slightly more compact but heavier than the 507c. Lastly, the 507c is 55-60 dollars less expensive than the 508t.

Their red dots are very affordable and reliable. The Holosun 507K X2 is a smaller version of the Holosun 507C. Here is my Holosun 507C Review if you want to check out that optic. Pistol red dots are now popular with concealed carry. A small mounting platform that works well with multiple sub-compact pistols is excellent for the Holosun 507K X2.

Here is an up close photo of the Holosun 507C X2 ACSS Vulcan Screws, Battery, and Tool that come in the box. The battery will be pre-installed in the optic. Holosun 507C X2 ACSS Vulcan Fitment Info & Adapter Plates. Below is information on mounting the Holosun 507C X2 ACSS Vulcan Reflex Sight on different pistols.Mar 29, 2021 · Holosun 407C V2 and Holosun 507C V2. 407C and 507C models have been in production since 2018. At the beginning of 2020, Holosun introduced the second generation which they labeled ‘V2’. V2 models had been on the market for a few months when Holosun replaced them with the third generation marked ‘X2’. Holosun 407C X2 and Holosun 507C X2 So the 510c weighs 8.3 ounces, which isn’t bad for a full-sized reflex sight, but it’s much heavier than the 1.5 ounces of the 507c…. In addition to that the 507c is shorter than the 510c and sits much lower. It’s clearly a much more compact optic. So in this category the win goes to the Holosun 507c.Oct 3, 2020 · I assume you are referring to my pic in post 3. I hadn't really noticed the wires until your post. Just went and looked at my 365 with the 507K and compared to my wife's 43x with 507K X2. At first look it appears the wires are exposed on the 507K and I was ready to call Holosun, but after a closer look there is actually a glass lens that is ... Tiny ring-shaped islands evoke the desert islands our dreams Atolls are tantalizing in their size, shape, and isolation. The tiny ring-shaped islands formed by build up of coral fr...Holosun 507C: While they sound like hollow suns, their sights aren’t hollow by any means. 507C features the same glass-etched reticle and bright display. It also …

All you need is a few tools and a little patience to restore your brick to its former glory. Exposed brick walls can give your room a warm and rustic feel—but maintaining them can ...Differences between Romeo1 Pro & Holosun 507C. Romeo1 Pro has a 3 MOA Dot, Holosun 507C has a 2 MOA Dot & 32 MOA Circle. Romeo1 Pro’s housing is aircraft-grade CNC aluminum, Holosun 507C’s is 7075 T6 Aluminum. Romeo1 Pro includes a protective shroud, Holosun 507C does not. Romeo1 Pro offers 20,000 hours of battery life, Holosun 507C offers ...The key difference between Holosun 507c and 407c resides in their reticles. Holosun 507c has a multi-reticle system with a 2 MOA dot and 32 MOA circle while 407c only has a 2 MOA red dot. So, no need to spend hours surfing the internet looking for the best red dot sights and then the fatigue of comparing the differences between them to make the ...Read dozens of our recent 5 star reviews here. Hey Freedom Gorillas today we are going to explain the similarities and differences between the Holosun 507K X2 ACSS Vulcan and the 507K X2. We understand that it can be difficult to understand the differences when you don’t have them both in your hands. If you aren’t familiar with the ACSS ...The HE507C-GR X2 is an open reflex optical sight designed full-sized for pistol applications. The HE507C-GR X2 improves on previous versions by adding Lock Mode which was first introduced in our 2018 LEM pistol optic models. ... Holosun Grade 5 Titanium has more than double the tensile strength and has five-times the fatigue strength of 7075 ...The Holosun HS507K-X2 Reflex Sight delivers exceptional parallax-free performance, providing shooters with a clear and precise sight picture regardless of eye position. This ensures that the reticle remains centered on the target, eliminating any potential sighting errors caused by parallax. With the HS507K-X2, you can confidently engage ...The 507C X2 and the 507K X2 are the upgraded versions of the C and K.Travelers, rejoice: Salvation, in the form of CLEAR expedited airport security, is coming to Newark International Airport's Terminal C. We'd known for some m... Travelers, rejoice:...

Doman Building Materials Group will be reporting earnings from the most recent quarter on November 4.Analysts expect Doman Building Materials Grou... On November 4, Doman Building ...1. Dot Size. The biggest difference between the 407k and the 507k is the dot size. This is the first criterion to decide which is best for you. The 407k has a 6 MOA dot. At 100 yards, the dot covers about 6 inches, and 3 inches at 50 yards. You pick red or green. The 507k has a 2 MOA dot surrounded by a 32 MOA circle.The 507c is superior in terms of lens clarity and reticle options. It has a 2 MOA dot and a 32 MOA circle as a reticle. The sight overtakes the 407c with its multi-reticle system that offers flexibility while using the sight. The view down the sights is super crisp and crystal clear, while the target acquisition is speedy.The main difference between the Holosun 507c and 507k is their size. The 507c is a larger red dot sight designed for full-size pistols, while the 507k is a more …

Instacart won't let me check out.

Mastercard has joined forces with multiple new global partners to enhance its new Mastercard Installments program. * Required Field Your Name: * Your E-Mail: * Your Remark: Friend'...Feb 19, 2021 · Holosun 507k. The Holosun 507k is a very tiny miniature reflex sight. Like I mentioned earlier, it’s designed to be mounted on a single stack concealed carry handgun, and because of that, it is very small (the Holosun 507c is for a more standard double stack handgun)…. Now the height on the 507k measures in at 0.95 inches. Holosun 507c vs 507k When it comes to red dot sights, the Holosun 507C and Holosun 507K are two popular choices among shooting enthusiasts and concealed carry practitioners. In this comprehensive comparison, we will delve into the features and performance of both sights, discussing what makes each stand out and how they perform in real-world ...407C & 507C Optic Cover - Precision Fit, High-Quality Soft Rubber Protection - Dust, Scuff & Scratch Resistant ... Holosun 407K X2 vs 507K X2 Differences. The 507K has the M.R.S. (Multi Reticle System) and the 407K has a 6 MOA dot; The 507K is more expensive than the 407K;ReWalk Robotics (RWLK) news for Monday includes RWLK stock soaring higher on FDA approval for one of its powered exoskeletons. FDA has approved the ReWalk Personal 6.0 ReWalk Robot...

Weatherproof Performance. The most significant difference is that the EPS Carry has an enclosed emitter, while the 507K has an exposed emitter. Long story short, the EPS Carry blows the Holosun 507K out of the water when it comes to mud and water protection. If it gets dirty, It's very easy to clean the front and rear lenses.The most noticeable difference between the Holosun 507c and 507k lies in their design and size. The 507c is part of Holosun's Classic series, featuring a larger window that provides a wider field of view. This makes it an excellent choice for rifles and larger pistols where size is not a constraint. On the other hand, the 507k is part of the X2 ...Durability. Lens Clarity and Reticle. Battery. Dimensions and Specifications. Holosun 507K X2 In Comparison To the Competition. Primary Arms SLX RS-10 3MOA. Leupold Delta …Quick overview video of the differences between the 507 and 508. Not a lot of differences but the ones that are very important.PSA... I made a mistake on the...The 507C wins as the most affordable way to get bombproof and accurate Holosun quality. Meanwhile, the 508T leaves nothing on the table by combining every bleeding-edge feature you’d want in a titanium offering costing much more. At the end of the day, I evaluate the 507C as the best value for budget-focused buyers.507Comp-RD handgun sight features a large 1.1” x 0.87” objective lens for enhanced shooting performance and Holosun’s new Competition Reticle System (CRS) with Holosun’s 650nm Red Super LED and up to 50k hour battery life with a 1632 cell. CRS is an enhanced multi-reticle system with four components including a precision 2MOA dot, an ...The major difference between the 407c and the 507c is the reticle. The reticle on the 407c is a simple 2 MOA ( minute of angle) dot…. I think a 2 MOA dot is a good choice for this style of optic because it does a good job of balancing speed and precision…. It’s easy for your eye to pick up a 2 MOA dot quickly, but at the same time, it’s ...Mounting Options. The 507c mounting procedure is similar to the 507k with the use of a removable 1913 Picatinny rail mount, compatible with a variety of firearms. Holosun 507k …The Holosun 507c and 508t differ slightly in size. The 507c has dimensions of 1.78″ length x 1.15″ width x 1.15″ height, while the 508t has dimensions of 1.8″ length x 1.2″ width x 1.6″ height. Although the 508t is slightly larger, the difference is minimal and should not significantly affect the overall use and handling of the optic.Hey Freedom Gorillas today we are going to explain the similarities and differences between the Holosun 507C X2 ACSS Vulcan and the 507C X2. We know it can be difficult to understand the differences when you don’t have them both in your hands. If you aren’t familiar with the ACSS Vulcan system, it’s essentially an aim.

Decorating, enjoying, and then planting a living Christmas tree can be a wonderful “green” holiday tradition. Expert Advice On Improving Your Home Videos Latest View All Guides Lat...

The major difference between the 407c and the 507c is the reticle. The reticle on the 407c is a simple 2 MOA ( minute of angle) dot…. I think a 2 MOA dot is a good choice for this style of optic because it does a good job of balancing speed and precision…. It’s easy for your eye to pick up a 2 MOA dot quickly, but at the same time, it’s ...Thanks!! This might help a little CZ's with Holosun optics My 75 compact (PCR) with a 507k (same size slide as a P01), 507c on an SP01 and a 507k on the 97bd. I first had the 507c put on the SP01, then the 507k came out and seemed a perfect fit for the Compact model, with almost no side overhang whereas the 507c does overhang the side of the ...New Orleans and its coffee houses, particularly Café du Monde, are renowned for deliciously sweet but slightly bitter chicory-tinged coffee. One coffee roaster explains the making ...For my wife an EPS carry conceals a tad worse. For me same as 507k. Wife actually went back to 507k. 507k is more proven tech and imo better battery (bigger and easier to fine battery) EPS carry is nice because I hate cleaning lint (we have 3 large dogs and a cat and I roll around on the floor wrestling the dogs a lot).Nov 27, 2023 · Read dozens of our recent 5 star reviews here. Hey Freedom Gorillas today we are going to explain the similarities and differences between the Holosun 507K X2 ACSS Vulcan and the 507K X2. We understand that it can be difficult to understand the differences when you don’t have them both in your hands. If you aren’t familiar with the ACSS ... Read dozens of our recent 5 star reviews here. Hey Freedom Gorillas today we are going to explain the similarities and differences between the Holosun 507K X2 ACSS Vulcan and the 507K X2. We understand that it can be difficult to understand the differences when you don’t have them both in your hands. If you aren’t familiar with the ACSS ...The company makes a lot of affordable yet excellent optics like Holosun 507k, Holosun 507 comp, and Holosun 507c X2 ACSS Vulcan but the 507C is my favorite. One of the standout features of the Holosun 507C is its multiple reticle system, which pairs exceptionally well with shotguns, among other firearms. With a 32 MOA circle, it provides …Holosun optics are known for their durability and use of high quality materials. The optics from the 507 series are made with 7075 T6 aluminum, which make them lightweight and sturdy. Additionally, the optics for both 507K and the 507K X2 are fog and waterproof, with an IP67 rating. The sights have also been tested for use in harsh temperatures ...Both the Holosun 407c and 507c utilize a CR2032 battery with a lifespan between 50,000 and 100,000 hours. You can certainly allow the battery to sit in your optic and get as much mileage out of it as possible, but all batteries become faulty with age, regardless of their remaining lifespan. To keep your optic in prime condition, consider ...

Glynn county movies.

Bethpage parkway accident.

Feb 9, 2024 · Both the Holosun 507K and 507C offer multiple reticle options. Users can switch between a 2 MOA dot, a 32 MOA circle, or a circle-dot reticle, providing flexibility for different shooting scenarios and preferences. Conclusion. Deciding between the Holosun 507K and 507C hinges on personal preference and specific needs. Get your questions about Holosun Sub-compact HS507K-X2 1x 2 MOA Dot Red Dot Sights answered by Expert staff and verified buyers including aesthetics, compatibility, durability & more! ... (The difference between the 507k vs 507k x2 Holosun + Red Dot Sights & Accessories Holosun Red Dot Sights & Accessories + X2 ...The main difference between these two popular red dot sights is the 507C features a 2 MOA dot and a 32 MOA circle reticle, while the 407C has only a 2 MOA dot. Additionally, the 507C includes a solar failsafe and Shake Awake technology, where the 407C does not. 1. Are the Holosun 507C and 407C the same size?Doman Building Materials Group will be reporting earnings from the most recent quarter on November 4.Analysts expect Doman Building Materials Grou... On November 4, Doman Building ...Winner: Holosun 507k. Size Comparison… The Holosun 507k and the 407k are very small reflex sights. As I mentioned before, they’re both designed to be mounted onto small single stack handguns …HOLOSUN GREEN DOT SIGHT - The HE507K-GR X2 is an open reflex optical sight designed for subcompact pistol applications; It features Lock Mode that locks the buttons preventing inadvertent setting changes; This handgun sight is a direct for P365X/XL, and requires an adapter plate for slides with a four-boss interface; Multi Tool, Lens Cloth, and ...Oct 23, 2020 · of. 1. answer. Holosun + Red Dot Sights & Accessories Holosun Red Dot Sights & Accessories + Red Dot Sights Holosun Red Dot Sights + X2 Holosun X2 Red Dot Sights Holosun Sub-compact HS507K-X2 1x 2 MOA Dot Red Dot Sights Holosun Sub-compact HS507K-X2 1x 2 MOA Dot Red Dot Sights Q&A Question - What is x2? (The difference between the 507k vs 507k ... Mar 4, 2024 · Holosun 507K. Weighing in at 1 ounce, the Holosun 507k isn’t far behind. Although it’s heavier than the Swampfox Sentinel by 0.38 ounces, the difference is hardly noticeable for most shooters. Its low weight means that the optic won’t drastically impact your ability to hold and aim your weapon. The one-ounce weight still falls in the ... Ultimately, it’s your decision to make. My job here was to provide you with the differences between Holosun 507c vs 507k, and I tried my best to provide you with it. That’s all for now. Hope you had fun while reading it and learned something new as well. Will see you on the next one. Take care and have fun till then.Mounting Options. The 507c mounting procedure is similar to the 507k with the use of a removable 1913 Picatinny rail mount, compatible with a variety of firearms. Holosun 507k …One common Holosun 507c problem is a blurry dot, potentially impacting aim and overall shooting experience. Flickering is another issue buyers have reported, where the sight flickers between circle+dot and dot, or the outer circle fades or flickers. Solution: If you find that the reticle is blurry, it’s recommended to check the diopter ...The key difference between the Holosun 507C and 507K is that the 507C includes a solar panel for additional power, whereas the 507K does not have this feature. Will Holosun 507C work without a battery? Yes, the Holosun 507C can function without a battery in sufficient lighting conditions, thanks to its solar panel. What is the battery life of ... ….

Holosun 507k. The Holosun 507k is a very tiny miniature reflex sight. Like I mentioned earlier, it’s designed to be mounted on a single stack concealed carry handgun, and because of that, it is very small (the Holosun 507c is for a more standard double stack handgun)…. Now the height on the 507k measures in at 0.95 inches.Decorating, enjoying, and then planting a living Christmas tree can be a wonderful “green” holiday tradition. Expert Advice On Improving Your Home Videos Latest View All Guides Lat...The key difference between the Holosun 507C and 507K is that the 507C includes a solar panel for additional power, whereas the 507K does not have this feature. Will Holosun 507C work without a battery? Yes, the Holosun 507C can function without a battery in sufficient lighting conditions, thanks to its solar panel. What is the battery life of ...The HS507K X2 is an open reflex optical sight designed for subcompact pistol applications. The HS507K X2 improves on the previous version by adding Lock Mode which was first introduced in our 2018 LEM pistol optic models. Lock Mode, when activated, locks the buttons preventing inadvertent setting changes. Additional features include Holosun’s ...The main difference between the Holosun HS507c and HS507k models lies in their respective footprints and applications. The HS507c features a larger footprint designed for full-size pistols and has the option for solar power along with a battery backup.The Holosun HS507K-X2 takes pride in its Multiple Reticle System (MRS). This allows you to choose between a precise 2 MOA dot for those accurate shots or a 32 MOA circle for quicker target acquisition. This flexibility caters to a range of shooting scenarios, whether it’s close-quarters engagements or hitting targets at a distance. 2.Good morning, Quartz readers! Good morning, Quartz readers! What to watch for Monday US banks pay up for turfing people out of their homes. Federal regulators are expected to annou...Jul 10, 2020 ... EDC | Holosun 507C X2 Review | Navy SEAL | Jason Pike | 2022. FrogMan ... Holosun 507K & 507C Comparison [Plus Green Dot]. Freedom Gorilla•235K ... Difference between holosun 507c and 507k, Holosun 507C Green & Red Dot - Best All Around Option. Buy the 507C At The Best Price. ... The EPS Carry is very similar to the 407K and 507K except it has one major difference, it is an enclosed emitter optic. This means the laser emitter is protected by a hood. So dirt, mud, or debris will never get in the way of the emitter to distort the ..., Hey Freedom Gorillas today we are going to explain the similarities and differences between the Holosun 508T X2 and the 507 X2. We understand that it can be difficult to understand the differences when you don’t have them both in your hands. Ok so lets get into it. The first thing to know about the Holosun 507C X2 and., The Holosun 508t is a similar size to the 507c, but there are a few differences in its measurements…. It has a height that measures in at 1.08 inches. In addition to that, it has a width that measures in at 1.21 inches, and its length comes in at 1.77 inches…. On top of that, the 508t’s weight comes in at 2.0 ounces…., Holosun HS507K-X2 Review. Holosun HS507K-X2 comes neatly packed with four supporting accessories and a manual. These include: 2 Screw Sets. 1 CR1632 Battery. Allen key. Cleaning Cloth. The red dot itself is pretty tiny in size. It measures only 1.6 inches in length, 0.98 inches in width, and 0.95 inches in height., Holosun 507C Review – Best Micro Red Dot. Holosun makes very affordable and reliable optics. Their red dots are a great option and usually cost half the price of other top brands. The Holosun 507C is the larger version of the Holosun 507K X2 and the 507C has the solar panel on top of the housing that charges the battery., Sep 17, 2023 · Detailed Comparison. When comparing the Holosun 507K with the Trijicon RMR, the differences are worth noting. The distinctive features of the Holosun 507K—the Shake Awake technology and the MRS—sets it apart. Yet, the Trijicon RMR’s durability, reticle clarity, and reputability make it a compelling choice. On a personal note, the Holsun ... , The 507C X2 and the 507K X2 are the upgraded versions of the C and K., Holoson 507Comp vs 507C. I want to get an optic for my carry gun. The 507Comp has a much bigger window (1.1x0.87) than the 507C which has a window (0.91x0.63). Of course it it also much larger (1.3 wide & 1.25 tall vs. 1.24 wide & 1.14 tall). Also like the reticle better the 507C has a 2 dot & 32 moa circle vs the Comp which has …, Holosun 507k and Holosun 407k Comparison. Which do you prefer?, Hey Freedom Gorillas today we are going to explain the similarities and differences between the Holosun 507 Comp and the 507C X2. We understand that it can be difficult to understand the differences when you don’t have them both in your hands. TLDR: The Holosun 507Comp and the 507C X2 have the same RMR footprint, but t., , Feb 3, 2020 ... Holosun 507K & 507C Comparison [Plus Green Dot]. Freedom Gorilla•222K ... Holosun 507k X2 | A Review of the flagship Holosun Micro Dot!, Jan 30, 2024 · In addition to these major differences, there are some smaller differences worth noting: Dimensions: The 507K and EPS Carry models both weigh one ounce. The standard EPS model weighs 1.4 ounces. The 507K measures 0.95 inches tall, 0.98 inches wide, and 1.6 inches long. The EPS measures 0.99 inches tall, 1.18 inches wide, and 1.61 inches long. , Mar 29, 2021 · Holosun 407C V2 and Holosun 507C V2. 407C and 507C models have been in production since 2018. At the beginning of 2020, Holosun introduced the second generation which they labeled ‘V2’. V2 models had been on the market for a few months when Holosun replaced them with the third generation marked ‘X2’. Holosun 407C X2 and Holosun 507C X2 , 1. Are the Holosun 507c and 507k the same size? Yes, both the 507c and 507k have the same footprint and are similar in size. See 3,000+ New Gun Deals HERE. 2. Can I use the same mounting plate for both the 507c and 507k? Yes, the same mounting plate can be used for both models due to their identical footprints. 3., Comics software, meat-based plants and Tesla spun-out heat pumps, anyone? Here’s a crazy statistic: More than half of the companies in Y Combinator’s latest cohort were accepted to..., The HS507C X2 is an open reflex optical sight designed for full-sized pistol applications. The HS507C X2 improves on previous versions by adding Lock Mode which was first introduced in our 2018 LEM pistol optic models. Lock Mode, when activated, locks the buttons preventing inadvertent setting changes. Additional features include Holosun’s ..., Hey Freedom Gorillas! Today we are going to cover the similarities and differences between the Holosun 507K X2 ACSS Vulcan and the 507C X2 ACSS Vulcan red an..., Holosun 507K vs 507C – Key Differences. After knowing a little about these two sights, it’s obvious you would want to know more. More specifically, you would want to know what differentiates the two sights and why you should pick one over the other. Design., The most noticeable difference between the Holosun 507c and 507k lies in their design and size. The 507c is part of Holosun's Classic series, featuring a larger window that provides a wider field of view. This makes it an excellent choice for rifles and larger pistols where size is not a constraint. On the other hand, the 507k is part of the X2 ..., The company makes a lot of affordable yet excellent optics like Holosun 507k, Holosun 507 comp, and Holosun 507c X2 ACSS Vulcan but the 507C is my favorite. One of the standout features of the Holosun 507C is its multiple reticle system, which pairs exceptionally well with shotguns, among other firearms. With a 32 MOA circle, it provides …, Plus why bottled water is a terrible expense. By clicking "TRY IT", I agree to receive newsletters and promotions from Money and its partners. I agree to Money's Terms of Use and P..., Holosun 507c: Holosun 507k: Optical Performance: Features a crisp, clear reticle with multiple reticle system options, allowing users to switch between a dot only, ring only, or dot and ring reticle combination. Offers similar optical clarity with a multi-reticle system, providing versatility for different shooting preferences. Durability , The Holosun 508t is a similar size to the 507c, but there are a few differences in its measurements…. It has a height that measures in at 1.08 inches. In addition to that, it has a width that measures in at 1.21 inches, and its length comes in at 1.77 inches…. On top of that, the 508t’s weight comes in at 2.0 ounces…., The most noticeable difference between the Holosun 507c and 507k lies in their design and size. The 507c is part of Holosun's Classic series, featuring a larger window that provides a wider field of view. This makes it an excellent choice for rifles and larger pistols where size is not a constraint. On the other hand, the 507k is part of the X2 ... , The main difference between these two popular red dot sights is the 507C features a 2 MOA dot and a 32 MOA circle reticle, while the 407C has only a 2 MOA dot. Additionally, the 507C includes a solar failsafe and Shake Awake technology, where the 407C does not. 1. Are the Holosun 507C and 407C the same size?, To compare this to the other popular red dots in the Holosun line up, the EPS is the closed-emitter version of the 507c, and the EPS Carry is the closed emitter version of the 507k. CHECK OUT ALL ..., So in the end, in the Durability And Toughnesscategory, both the 507k and the 507c have sight housings that are made from 7075 T6 Aluminum, and they’re both waterproof and shockproof, so they’re both very tough little optics… In the Lens Clarity And Reticlecategory, both the 507k and the 507c have a … See more, Apr 2, 2024 · Holosun 507c and 507k have a multiple-layer reflective coating that defends the optics lens. Holosun 507c and 507k’s multi-coated lens protection enables maximum optical transmittance and dimming reduction. Reticle color. Here comes the difference between holosun 507c and 507k, the availability of reticle color. , Subscribed. 2.5K. 195K views 1 year ago #holosun #reddot #greendot. Holosun is a major name in pistol optics. They offer a range of sights for your pistol, and two of the most …, The major difference between Holosun 507c and 507k is that holosun 507c has a red/ green reticle, whereas the 507k has just only red reticle. Moreover Holosun 507k is compact and lightweight, specially made to fit on small and compact pistol., Doman Building Materials Group will be reporting earnings from the most recent quarter on November 4.Analysts expect Doman Building Materials Grou... On November 4, Doman Building ..., Holosun 407K X2 and 507K X2. ... The differences between the first and the second generation (X2) are: The illumination control buttons are smaller on the X2 and placed horizontally ... HS507K. HS507K-X2 Want to know more about HS 507K? Holosun 407C V2 and Holosun 507C V2. 407C and 507C models have been in production since …