HOLOSUN Picatinny Rail Mount for All 407C, 507C, 508T Models (507C-PIC-MOUNT) 4.7 out of 5 stars 315. 600+ bought in past month. $22.49 $ 22. 49. ... ohhunt Picatinny Red Dot Mount Plate Adapter are Applicable to Holosun 407K 507K and Crimson Trace red dot CTS-1550. 3.9 out of 5 stars 60. $15.99 $ 15. 99. 5% coupon applied at checkout Save 5% ...Hi Freedom Gorillas, we get asked sometimes what the size difference is between the Holosun 407K/507K and the EPS Carry. Simply put they are almost identical in everyway except the EPS Carry is a little bit wider. ... 407C & 507C Optic Cover - Precision Fit, High-Quality Soft Rubber Protection - Dust, Scuff & Scratch Resistant1 Jun 2022 ... The Multiple Reticle System is not present on the 407k, which only leaves you with a red dot reticle. That's also not the only difference, as ...21 Apr 2023 ... I believe that the 407C is the RMR version, while the 407K is a Holosun footprint. 2 Likes. wnrommel April 21, 2023, 1:41am 3. So I guess I ...The main difference between the Holosun 407k and 507 is that the 407k comes with one 6 Moa dot while the 507k has Holosun’s traditional multiple reticle system. ... Holosun 407c vs 507c; One Request? I worked hard on this post to help the shooters community. it would help me a lot if you consider sharing it on social media network.Holosun 407K X2 Battery. Installed in the Holosun 407K X2 will be a CR1632 battery. Holosun 407K X2 Mounting Footprint . One of the first things you have to realize about the 407K is that is has a "K" Series mounting footprint aka "modified RMSc" to learn more read our RMSc vs K Series guide here.. I bring this up because some modern day pistols come with the K series footprint, these ...The HE407C-GR X2 is an open reflex optical sight designed for full-sized pistol applications. The HE407C-GR 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.407k vs. 507k: Features . Below is a detailed comparison of the features of the 407k vs. 507k. 1. Durability and Reliability. Durability and reliability are the two most important considerations for these red dots as they are used for concealed carry/everyday carry. It's a situation where your life depends on the optic that you carry.Feb 12, 2023 · We'll cover the Trijicon RMR vs the Holosun RMR footprint lineup. Seeing if the $200+ is worth spending on the RMR or notBlog article here https://freedomgor... I’ve owned an H1 too, and thought about writing this as a clone vs original piece. But that’s not really fair. The HS403A retails for $180 from a new company, and the H1 for $600 from the company that literally invented the red-dot sight. It shouldn’t come as a surprise that the H1 is better built, with clearer glass, and tougher structure. It’s not really …14 Dec 2022 ... Looking at a red dot optic for my Compact 2.0 optics ready pistol. I'd like to keep the price under $300. I also want a top or side loading ...Though compact, this optic offers large brightness control buttons and a side access battery tray, which allows the operator to change the battery without un-mounting the product. Holosun machined this product from light yet rugged 7075 T6 aluminum and added a multicoated lens that provides a bright, crisp sight picture. The Holosun 407K X2 ...The next optic we recommend for the S&W M&P 5.7 is the Holosun 507K. This comes in red or green reticles and is almost identical to the 407K except is has Holosun's Multi-Reticle System (MRS) which is a 2 MOA dot with a 32 MOA ring.Only 2 pistol optics are suited for hard use - RMR or Holosun 407/507/508. If you are talking of Sage Dynamic YouTube's the only Holosun that 'passed' was the 508T. The rest all broke and did not work like every other RDS. Even on the 508T the glass cracked but the red dot worked and was able to hit a target.Dec 15, 2021. #3. Derek8404 said: So of your choices, only the Zero or holosun 407/507K would work. The Romeo 1 and Pro are larger optics and won’t fit. Of those 2, I would go with the Holosun as it is going to be the more durable/reliable option. Ok. I just assumed a Sig would work on a Sig 😂 🤦🏻♂️.SIG Sauer Pistols. P250, P320, P320 X-5, M17, & M18 Pistols. SigTalk is a forum community dedicated to SIG Sauer enthusiasts. Come join the discussion about Sig Sauer pistols and rifles, optics, hunting, gunsmithing, styles, reviews, accessories, classifieds, and more! Holosun 407k on m18.On August 18, 2022 / At 11:38 am / In Equipment , Scopes 278 Views Do you know the difference between the Holosun 507K and 407K? If not, don't worry! We are here to help. The Holosun 507K is a red dot sight with a 2 MOA dot, while the 407K is a green dot sight with a 3 MOA dot.Dimension: Holosun 407C dimensions are 5 x 4 x 3 inches, while Holosun 407K dimensions are 1.6 x 0.98 x 0.95 inches. Weight: The weight of the Holosun 407K is 0.06 pounds, but the weight of the Holosun 407C is 0.09. DOT Size: The Holosun 407K Reticle has a dot size of 6 MOA, while the Holosun 407C Reticle has a dot size of 2 MOA.17 Apr 2023 ... Introducing OpticGard™ scope covers in brand new color variants! Now available in Black, Passion Red, Flat Dark Earth, OD Green, ...Holosun 507 vs 407? Hey 507 Holosun users, I am debating on getting a 507 vs a 407. My understanding is that with the 507, you get the 32 dot circle and can switch between the circle/dot. I have been shooting an RMR for the last 1.5 years and I'm wondering whether I'd really take advantage of the circle/circle dot reticle.The efficiency of the 407K's green LED coupled with the large, 6MOA green dot creates the ideal carry package. Weighing in at a mere 1 oz, the HE407K-GR X2 may be the next best thing for defensive carry. At 1.60" long, 0.98" wide, and 0.95" tall, it's able to be adapted to both full-size, compact and subcompact pistol types.Feb 12, 2023 · We'll cover the Trijicon RMR vs the Holosun RMR footprint lineup. Seeing if the $200+ is worth spending on the RMR or notBlog article here https://freedomgor... Sep 4, 2022 · Robb from PT compares the Holosun 407C to the Swampfox Justice. Is one really worth 25% more?Links to everything in the video can be found on the blog links ... 800. 63. New Orleans. It'll probably just boil down to taste, which is a pain in the ass if you're not quite sure what the taste preference are just yet... The 507k will have the 32moa circle-dot reticle that you can toggle on or off (dot, circle-dot, circle-only), whereas the 407k gives you a bigger dot out of the gate.407C are Polyol ester lubricants. For a complete list of Copeland approved lubricants, refer to Form 93-11. 3. Compressor capacity will be comparable to R-22 in medium temperature applications. 4. R-407C should be used only in systems that currently use R-22. It should not be mixed with R-22 or any other refrigerant. 5.43X with Cherry 407K and 48 MOS with Lime 407K and Surefire XSC light. Both are fed by Shield Arms S15 mags. A dot takes away the advantage of longer slides as sight radius is no longer a thing. After testing both the 43x and 48 with 407K’s I parked the longer 48 in favor of the 43x. Both are the same width, height, and capacity; the 43x ...The Defender gets a lot better when you up the brightness to max, but the 407K performs better overall with a better refresh rate overall. With the Holosun 407K, we get 12 brightness settings.HOLOSUN 507K/407K/EPS/EPS CARRY OPTIC CUT MACHINING SERVICE FOR CUSTOMER SUPPLIED GLOCK SLIDES. UTILIZES (2) 4-40 x 5/16" TORX (T10) MOUNTING SCREWS (INCLUDED) RE-ASSEMBLY AND IRON SIGHT INSTALLATION INCLUDED. ALLOWS FOR MOUNTING HOLOSUN 507K/407K/EPS/EPS CARRY (X2 COMPATIBLE) OPTIC DIRECTLY TO YOUR GLOCK SLIDE.Kolimátor HS407K X2 patří mezi první kolimátory HOLSUN určených výhradně pro pistole. Výhodou je opravdu miniaturní provedení. Při instalaci na zbraň s přípravou pro kolimátor (optics ready), lze mířit skrze kolimátor přes pevná mířidla. Baterie CR1632 uložena ve výsuvném slotu v boční straně kolimátoru.The circle is only in the 507k though. 407k only has 6 moa dot where as the 507k has 2 moa dot 32 moa circle and then combined circle and dot. Also they are both the same dimensions, so both fit a 365 XL identically. iliveforgundeals • 3 yr. ago. As a person who owned both. Everything is the same except for dot size.HOLOSUN Green 6MOA Dot, 7075 Aluminum, Open, Solar, Shake Awake ...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 ...RMR/Holosun 407C/507C/508T Footprint Adapter Plates. Showing all 11 results. Home Optic Mounts and Adapters Optic Adapter Plates Pistol Adapter Plates RMR/Holosun 407C/507C/508T ... GLOCK 43x / 48 MOS to HOLOSUN 407k & 507k V2 $ 49.45. Read more. GLOCK 43x / 48 MOS to Trijicon RMR / SRO and Holosun 407C / 507C / 508T $ …Here's a side by side comparison between a 507K on a Staccato and 507C on a G19. The reticles are both 2/32MOA. 6 MOA dot = Speed. 2 MOA dot = Precision. The combination of 32MOA / 2MOA "death doughnut" makes the 6 vs 2 discussion irrelevant in my opinion, especially if you are talking typical self defense distances.Picked this up at the advice of a friend. I can tell you I am sold on shake awake.The Holosun HE407K-GR X2 is an open reflex sight with a green dot reticle color designed for concealed carry pistol applications. Holosun designed these Red Dot Sights with tons of their innovative tech like Super LED that delivers greater power efficiency when using high brightness settings. Speaking of settings, there are 12 total brightness settings, including two that are compatible with ...DetailsThe Holosun 407C-X2 is an open-reflex Red Dot sight made specifically for concealed carry applications. Features include the Holosun Super Led with up to 50k hours of battery life and Solar Failsafe allowing the sight to remain powered when the battery fails, as well as automatic brightness that adjusts to ambient light conditions. This red dot sight also includes Multilayer Reflective ... 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….News & Events. Here you can browse news and exhibition information about Holosun products.The only difference is size/footprint and dot size. For an mr920, get the 407c or 508t. 3 Freakingstang • 7 mo. ago 407c is a 2moa dot only 507c is a 2moa dot,32 moa ring or combination of both. Both are rmr foot print. Both are auto brightness and shake awake to save battery The 407k is half the size and 6moa.Holosun HS 407C-X2 1x 2 MOA Red Dot Black Hardcoat Anodized - $244.99 (call for price) The HS407CO-X2 is an open reflex optical sight designed for pistol applications. Features include a 2MOA Open Circle, Holosuns Super LED with up to 50k hours battery life, Solar Failsafe, and Shake Awake. ... Holosun HS 407K-X2 1x 6 MOA Red Dot Black Hardcoat ...Jan 14, 2023 · Read dozens of our recent 5 star reviews here. Today we’re going to review the Holosun red dot pistol lineup with the RMR footprint. We’ll cover the 407C, 507C, 508T, 509T, and the EPS the features and performance of each sight, and help you decide which one is the best fit for your needs. So let’s get started! OUR HOLOSUN 507C/507COMP/407C/508T OPTIC CUT ALSO WORKS WITH THE TRIJICON RMR OPTIC (NOTE: RECOMMENDED ABSOLUTE CO-WITNESS IRON SIGHT HEIGHT IS DIFFERENT FOR THE TRIJICON RMR DUE TO THE SMALLER WINDOW SIZE. ... Holosun 507k/407k/EPS/EPS Carry Optic Cut (Glock) $100.00 Choose Options. Gripper Slide Cut $150.00 Choose Options. Shield RMS/RMSc ...The main difference between Holosun 507K and 407K is the reticle options and price difference. Ultimately, they have the same Grade 5 Titanium body (2X tensile strength and as high as 5X the fatigue strength of 7075 Aluminum) The same body specs, the same window size, the same 50000 hours battery life, and the same RMSc mounting footprint.About this item . HOLOSUN GREEN DOT SIGHT - The HE407C-GR X2 is an open reflex sight designed for full-sized pistol applications; It provides a large field of view that will help you increase accuracy and quickly acquire targets; This handgun sight features Lock Mode that locks the buttons preventing inadvertent setting changesDetailsThe Holosun 407C-X2 is an open-reflex Red Dot sight made specifically for concealed carry applications. Features include the Holosun Super Led with up to 50k hours of battery life and Solar Failsafe allowing the sight to remain powered when the battery fails, as well as automatic brightness that adjusts to ambient light conditions. This red dot sight …The 507k seems like it would be nice because the big circle could help draw my eye in and the dot is smaller (2MOA). I could turn off the big dot once I got comfortable with it, or may keep that if it's fast like the eotech reticle. The 407k is cheaper but doesn't have the option of the bigger circle. The center dot is 6moa which seems like it ...Picked this up at the advice of a friend. I can tell you I am sold on shake awake.Agency Optic System (AOS) Developed in collaboration with Agency Arms the Prodigy employs AOS (Agency Optic System) plates designed exclusively for the 1911 DS. Machined from billet steel, each plate is designed specifically to deliver proper optic height for intuitive sight picture and instant target acquisition and features an integral rear ...Add all three to Cart. This Product: HK VP9 to Holosun 407k / 507k - $82.45. REPLACEMENT SCREW KIT - HK-HOLOk - $7.95. Red Dot Maintenance Kit - $99.95. Description. Additional information. Reviews 1. The C&H Precision plates are designed, manufactured and shipped from our small family owned business in Coastal Georgia.The Holosun 407K-X2 is a great performing sight. The 6 MOA red dot is extremely clear, and the 50,000-hour battery life is impressive. Even on some of the lower brightness settings, the red dot is still visible …Both brands offer red dot sights with similar feature sets when it comes to features. However, Vortex's sights tend to have more options and customization than Holosun's. For example, the Viper allows for adjustments to the dot size, while the Holosun 507c only has one dot size option. Both brands are known for making rugged and reliable sights ...Deore - NX. i think the reason why you're confused is because the SX line from SRAM was introduce with Eagle 12 speed, prior to that the SX line did not exist for Eagle 11 speed. so for many years prior to the introduction of SX Eagle 12 speed, the tier list was like that as mentioned above. it's like SRAM added an even lower/budget tier ...Jan 14, 2023 · Read dozens of our recent 5 star reviews here. Today we’re going to review the Holosun red dot pistol lineup with the RMR footprint. We’ll cover the 407C, 507C, 508T, 509T, and the EPS the features and performance of each sight, and help you decide which one is the best fit for your needs. So let’s get started! Calculated Kinetics M&P 2.0 to 407K, 507K, EPS, EPS Carry Adapter Plate DOGTAG. 1. Calculated Kinetics M&P 2.0 to RMR Adapter Plate DOGTAG ... Holosun 407C Red or Green. Buy the 407C At The Best Price. The 407C is the most affordable optic for the S&W M&P 2.0 Full Size & Compact. It’s made with an aluminum housing, has a solar …DISCLAIMER: This video is sponsored by Big Tex Ordinance. Big Tex Ordinance allows you to use code ARMEDANDSTYLED to receive 10% of certain supplies includin...HOLOSUN Green 6MOA Dot, 7075 Aluminum, Open, Solar, Shake Awake ...407C has a greater GWP than R22, having a value of 3,830 vs 1,300. This implies it is more likely to contribute to global warming. However, both refrigerants' GWP figures are predicated on a 100-year time horizon, whereas the GWP of 407C is much lower when considering a 20-year time horizon (2,090 compared to 1,060 for R22).Both the Holosun 407c and the 507c are very durable red dot sights. First of all, the sight housing on both sights is made from machined 7075 T6 aluminum… ..and they both have an anodized surface …On August 18, 2022 / At 11:38 am / In Equipment , Scopes 278 Views Do you know the difference between the Holosun 507K and 407K? If not, don’t worry! We are here to help. …407C, 507C, and 508T are all highly popular among pistol users. They are among the most robust compact reflex red dot sights on the market (508T especially since it is made of titanium). ... Holosun 407K VS 507K Red Dot. These are the first red dot sights that Holosun has designed specifically for a pistol. The first indicator is the dot size ...All in all, there’s a lot to like and only very minor quibbles on the Holosun 407C Vs pistol-mounted red dot sight. It’s affordable, durable and uses a common footprint to get it on a pistol.About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Calculated Kinetics M&P 2.0 to 407K, 507K, EPS, EPS Carry Adapter Plate DOGTAG. 1. Calculated Kinetics M&P 2.0 to RMR Adapter Plate DOGTAG ... Holosun 407C Red or Green. Buy the 407C At The Best Price. The 407C is the most affordable optic for the S&W M&P 2.0 Full Size & Compact. It’s made with an aluminum housing, has a solar …Size Comparison Conclusions…. Both of these sights are extremely compact, and their dimensions are very similar…. That being said, the biggest difference in this section is in terms of their respective weight…. The Holosun 507K weighs in at 1 ounce, whereas the Romeo zero is only 0.4 ounces….The Holosun 510C has 2 MOA dots with 65+ MOA rings, whereas Romeo five also has 2 MOA red dots but no rings. Romeo 5 has slight motion activation, whereas 510c runs on full-motion activation. Romeo 5's power source is the battery, and Holosun 510c is powered but both battery and solar.The same the 407k in red. Has been a great optic multiple reticles easy to pick up daylight bright. I direct mounted the cylee cat it has shake awake and fit on the shield plus optic ready slide this is my first red dot never had the others so I don't know the difference and Amazon prime I got it the next day.The Shield RMSC stands at 0.9 inches in height. The width is 0.9 inches wide, while the height is 1.7 inches tall. And the Shield RMSC is only 0.57 ounces in weight. The height of the Holosun 407k is 0.95 inches, the width is 0.98 inches, and the length is 1.60 inches. In addition, the Holosun 407k weighs only 1 ounce.Holosun 407k vs 507k comparison and parallax.This Product: V4 MIL/LEO Adapter Holosun 407K / 507K Fits GLOCK MOS - $76.95. Red Dot Maintenance Kit - $99.95. Replacement Screw Kit-GL-HOLOk - $7.95. Description. Additional information. Reviews 8. The C&H Precision plates are designed, manufactured and shipped from our small family owned business in Coastal Georgia.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 ...I agree that the 407C is a good pick over the 507C unless you're dead set on using the circle or circle/dot reticle (most, in my experience, do not). ... Regarding red vs green. ... -Released the 407K/507K. Probably the most prolific micro optics on the market.-Been sued by Trijicon over the buttons, settled, redesigned the 407/507/508, and ...Just like the Holosun 507k, the Shield RMSC is a very tiny miniature reflex sight, but it does have some small differences in its dimensions…. The height on the Shield RMSC measures in at 0.9 inches. The width also measures in at 0.9 inches, and the height measures in at 1.7 inches….I’ve owned an H1 too, and thought about writing this as a clone vs original piece. But that’s not really fair. The HS403A retails for $180 from a new company, and the H1 for $600 from the company that literally invented the red-dot sight. It shouldn’t come as a surprise that the H1 is better built, with clearer glass, and tougher structure. It’s not really …About this item. HOLOSUN RED DOT SIGHT - The HS407K X2 is an open reflex optical sight designed for subcompact pistol applications; It features Red Super LED with up to 50k hour battery life, a crisp 6MOA dot, and 12 reticle intensity settings; The HS407K X2 is direct for P365X/XL, and requires an adapter plate for slides with a four-boss ... RMSc -(length x width x height) 40 x 23 x 22 mm RMS – (length x width x height) 42 x 25 x 23 mm A modification of the Shield RMS/SMS mounting standard Important Notes These red dot sights feature a modification of the shield standard: Holosun 407K Holosun 507K Holosun 407K X2 Holosun 507K X2 The differences are: the two …12 Aug 2020 ... Holosun 407K, 507K dont buy. Joe4d. By Joe4d August 12, 2020 in Gear ... to be clear the 407C series fit the RMR footprint. The K models use ...If you are looking for a durable and reliable adapter plate for your Hellcat OSP or Glock 43X/48 MOS, you may want to check out the DPP Titanium Adapter Plate for Hellcat OSP Holosun 407k/507k. This adapter plate is made of high-quality titanium billet and has a plug and play design that ensures a stable and secure fit. It also comes with a regular sealing plate, an anti-flicker sealing plate ...C&H Precision Weapons C&H Adapter Plate for Trijicon RMR Footprint To Fit Holosun 407k/507k Sale price $76.95. In stock Add to cart Quick view. C&H Precision Weapons C&H Precision Adapter For Holosun EPS ... Holosun 507C/407c/508C/508T Sale price $82.45. In stock Add to cart Quick view. C&H Precision Weapons C&H Adapter Plate For Glock …News & Events. Here you can browse news and exhibition information about Holosun products.IMPORTANT: If you are mounting a Holosun 407K/507K to your Equalizer you will need to get #6-32x1/2 screws get them here. If you own or are thinking about buying the Smith & Wesson Equalizer then chances are you want to know which red dots fit it and which ones are the best bang for your buck. In this article we'l.Description. Holosun 407C features the Trijicon RMR mounting standard. Here, you can see the dimensions and the photo of the footprint.DetailsThe Holosun 407C-X2 is an open-reflex Red Dot sight made specifically for concealed carry applications. Features include the Holosun Super Led with up to 50k hours of battery life and Solar Failsafe allowing the sight to remain powered when the battery fails, as well as automatic brightness that adjusts to ambient light conditions. This red dot sight also includes Multilayer Reflective ...Basically, If you use R407C for MT or LT you will get very high discharge gas temperatures and R407A for A/C you would lose capacity. The Educational Forums AOP Contractor Locator Map >>>Check Out My Website. Reply . 10-14-2018, 06:29 PM #5. Red Man. View Profile View Forum Posts View Forum Threads ...Mar 27, 2020 · Hey, it's SUPERSETCA, back at you with a head to head matchup between the Vortex Viper and Holosun 407C V2 budget pistol red dots. See which one works for y... RMR/Holosun 407C/507C/508T Footprint Adapter Plates. Showing all 11 results. Home Optic Mounts and Adapters Optic Adapter Plates Pistol Adapter Plates RMR/Holosun 407C/507C/508T ... GLOCK 43x / 48 MOS to HOLOSUN 407k & 507k V2 $ 49.45. Read more. GLOCK 43x / 48 MOS to Trijicon RMR / SRO and Holosun 407C / 507C / 508T $ …Known compatible optics include but are not limited to: Trijicon RMR, Trijicon SRO, Holosun 407c, 507c, 508T, Riton X3 Tactix PRD, NcStar VISM Flipdot Pro, Swampfox Kingslayer, ADE Stingray RD3-019. Made of aircraft grade 7075-T6 aluminum. Mil spec anodized, direct threaded and machined to .002″ tolerances. Made, designed and assembled in ...News & Events. Here you can browse news and exhibition information about Holosun products.Reed75 said: Thanks for the info. I just struck a deal on eBay for a new sealed Holosun 507K for $249 shipped. I think that's a really fair price. Now to sell the newly replaced Romeo zero with shroud Sig just sent back to me. Sent from my iPhone using Tapatalk. Good deal.The 407K/507K have an integrated rear sight - it is not very t, The two sights are very different. The 407C is a red do, HOLOSUN Picatinny Rail Mount for All 407C, 507C, 5, Picked this up at the advice of a friend. I can te, This might help a little CZ's with Holosun optics My 75 compact, DPP Titanium Mounting kit/Plate/Adapter Compatible with Glock Trijicon ..., Overview Tech & Feature Specification Accessories - Overview - The HS407K X2 is an open reflex optical sight, While the RS-10 is clearly Primary Arms's stab at the pistol opti, Micro Compacts with Red Dots. 3. Primary Arms SLx RS-10. A recent entr, The methodology of this study isn't ideal, but it's the onl, PICATINNY RAIL Mounting Plate for Glock 17 19 22 23 2, G. Glock305 Discussion starter · Apr 17, 2020. Jus, Holosun 407k vs 507K - Know The Difference. Swampfox Sentinel Vs Holo, Both the Holosun 407c and the 507c are very durable red, Hey guys, can anyone tell me which Holosun "red dot or gre, DetailsThe Holosun 407K X2 is an open-reflex Red Do, Holosun 507C/507Comp/407C/508T (V1/V2/X2) Optic Cut (Gloc, Holosun 407k vs 507K – Know The Difference. Swampfox Sentinel.