Mr556 quad rail

Home. Rifle/SMG Parts. H&K HK 416/MR556 Quad Rail. H&K Heckler & Koch. H&K HK 416/MR556 Quad Rail. (No reviews yet) Write a Review. SKU: HKP-16858. UPC: …

Mr556 quad rail. Shop The Geissele Super Modular HK rail was designed to replace the standard rail on the HK 416 weapon platform. Constructed of precision machined, 6061-T6 aluminum allows the SMR 416 to incorporate strength, rigidity and modularity while utilizing the stock HK barrel nut.

The H&K MR556-SD MR762A1-SD features a new Modular Rail System (MRS) that allows rails segments to be screwed in where required, much like the KeyMod system. The suppressors are interesting. Rob writes …. The OSS suppressor system also improves the HK platform by adding caliber and configuration modularity, individual suppressor …

416C length quad rail handguard; QD flip up rear sight; Gas block mounted flip up front sight; Collapsible 416C stock; Ambidextrous C rear sling swivel plate; Ribbed 416C style …For the new series of Heckler and Koch semi-automatic MR rifles, HK designers and engineers believe best accuracy comes with an unlined bore.”. The MR556A1 features a 16.5” barrel with a 1x7 barrel twist that’s free floated and covered by a removable quad rail. Housed inside the quad rail is the system’s gas piston and push rod.Login. HK 417 MR762 Black Quad Rail Foregrip 13″. $59900. SKU: BLKQRFG13-1Categories: 416 417 G28 M110, Services HK G28 M110A1 417Tags: 417, MR762Product ID: 5957. Brand new HK factory original, 417/MR762, 13″ black anodized quad rail foregrip. Fits 417/MR762.Are you looking for an easy way to find out the train times for your National Rail Enquiries journey? With the help of the National Rail Enquiries website, you can quickly and easi...HK 416, MR556, & MR762 Quad Rail Picatinny Rail Cover - Black. Brand new Heckler & Koch Picatinny rail covers made of high-impact HK polymer. Each rail is equipped with a quick-release tab and marked with the HK logo. Compatible with: Please note: This is priced per individual rail cover. It is 8 3/8" long and 1 3/8" wide.The Upper Receiver Kit also includes the HK Free Floating Rail System (FFRS) handguard with its four MIL-STD-1913 “Picatinny” rails. ... Part No. 81000584, UPC 642230262607 – MR556, Upper Receiver kit – includes bolt, buffer, ... MR556 9" quad rail handguard: 379: 50233617: 642230247635: HK416 11' handguard: 416: 51000223:The Super Modular Rail HK416 MK15 MLOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity and modularity expected of a Geissele product. Made from 6061-T6 aluminum and finished in type 3 hardcoat anodize, the SMR HK416 MK15 ...

Factory HK MR556 standard foregrip, rail, handguard, MLOK. Black, aluminum, factory takeoff part. New. Additional information. Weight: 13 oz: Dimensions: ... HK 416C Style Short Quad Rail Foregrip Handguard Black $ 179 00. HK MR556 416 Adjustable Gas Block For 10.5in Barrel $ 449 00. Out of stock. HK 416A5 Extended Ambidextrous Bolt Catch ...Looking for one of these around $200-275 depending on condition Geissele SMR 416. Product #: 112126 Condition: Factory New MPN: 05-191B UPC: 854014005885 MFG: Geissele Automatics. Price: $469.00. Layaway payment as low as $117.25 per month. Get a layaway quote! Free Shipping Ammo, Part, and Accessory orders with a $200 minimum purchase and within the continental United States. Free Shipping Info. Product Info for Midwest Industries HK416/MR556 Handguard, M-LOK. 13.5" HK416 / M556 Handguard M-Lok Compatible. Simple installation, direct replacement for HK factory handguard. Retains factory barrel nut. Mil-spec top rail. Seven sides of M-Lok compatible slots. Lightweight, rugged 6061 aluminum construction, mil-spec hard coat anodized.Allows the user to mount an optic and a light or laser while retaining the factory handguard. Patent-pending rock-solid design. Weight 3.3oz. Constructed of 6061 aluminum, hard coat anodized for a lifetime of service. 100% Made in the U.S.A., 922R Compliant. MI Lifetime Warranty. SCOPE MOUNT IS GAURANTEED TO FIT FACTORY H&K MP5, SP5, …The 9 inch quad is a little tough to find at times. Brownells had take-offs for about $200, but those have dried up. I have mentioned before that the 12.5 M-Lok seems like they can't be given away. A lighter alternative, not a quad rail, is the 9 inch M-Lok - saves 4 or 5 ounces over the 12.5 inch. They are normally in stock at Eurooptic. Like ... HK MR556 416 HK416 Conversions / 416A5 / 416A7 / 416D / 416C HK416 A5 Anodizing / Laser Engraving ... 416 416D length quad rail handguard; RAL8000/Tan models: ...

Extra shipping cost of $5.00. Bolt Catch Clamping Sleeve, New Factory Original MR556, MR762 HECKLER & KOCH. Firearm Mfgr: HECKLER & KOCH. Firearm Model: MR556, MR762. Product #: 1567250A. $7.62. Add to Cart. Bolt Catch, New Factory Original MR556 HECKLER & KOCH. Firearm Mfgr: HECKLER & KOCH.Features & Field Strip. HK MR556A1, Gen 3 PMAG and Tools. The new MR556A1 now ships with a Gen 3 PMAG, tools, lock, and user manual. HK Scope Mount and the EOTech Vudu 1-6 scope. As mentioned earlier, included with this review rifle was a pre-mounted EOTech VUDU 1-6×24 FFP optic in a new HK branded KDG Modular …HK416/MR556 Handguard, M-LOK™ (7 reviews) $241.95 - $272.95. In Stock. Combat Rail One Piece Free Float Handguard, Magpul FDE M-LOK™ ... AK Alpha Series Quad Rail Handguard (No reviews yet) $204.95 - $264.95. In Stock. Extended M-Lok™ 14" Handguard Compatible with Ruger® PC Carbine™ ... Quad Rail - HK 416, MR556 HK German 416, MR556 Quad Rail Without Mounting Screw.Charcol gray in color. Fits all: MR556 HK416 Length: 9 1/4" HKP-16858 MR556, Upper Receiver kit - includes bolt, buffer, buffer spring, rifle length M-LOK handguard and 16.5" medium contour barrel assembly ... MR556 9" quad rail ...

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HECKLER AND KOCH MR556 QUAD RAIL HANDGUARD. SKU: 236204. UPC: 642230247642. $379.00. Out of Stock. $305.47. or 4 interest-free payments of $76.36 with Learn more. Add to Wishlist. How to Buy a Gun Online. DEMO, Heckler & Koch HK416 Handgaurd, 11 in, 50233617 , MPN: 50233617-DEMO , Code: 13-FO-ML4161T-50233617-DEMO. Shop Heckler & Koch HK416 11" Handgaurd | 19% Off 5 Star Rating on 4 Reviews for Heckler & Koch HK416 11" Handgaurd + Free Shipping over $49. Home. Rifle/SMG Parts. H&K HK 416/MR556 Quad Rail. H&K Heckler & Koch. H&K HK 416/MR556 Quad Rail. (No reviews yet) Write a Review. SKU: HKP-16858. UPC: …Frequently Asked Questions & Expert Answers on Heckler & Koch MR556 Quad Rail Handguard from OpticsPlanet. Toll-Free: +1-800-504-5897 ...

The Super Modular Rail HK416 MK15 MLOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity and modularity expected of a Geissele product. Made from 6061-T6 aluminum and finished in type 3 hardcoat anodize, the SMR HK416 MK15 ... HK MR556A1 AR-15 Complete Upper Receiver .223 Rem/5.56 NATO 16.5" CHF Barrel Picatinny Quad Rail Flat Top Proprietary Buffer Black 235975-A5 [FC-642230247048] H&K $3,926.86 The H&K MR556-SD MR762A1-SD features a new Modular Rail System (MRS) that allows rails segments to be screwed in where required, much like the KeyMod system. The suppressors are interesting. Rob writes …. The OSS suppressor system also improves the HK platform by adding caliber and configuration modularity, individual suppressor …HK416/MR556; M4/AR15; Accessories. Model / TOY; Upper Accessories; ... HK style Quad rail- 11" for M27 IAR. Out of stock. Quick View. SMR screw repairation pack ... HK 416, MR556, & MR762 Quad Rail Picatinny Rail Cover - Black Brand new Heckler & Koch Picatinny rail covers made of high-impact HK polymer. Each rail is equipped with a quick-release tab and marked with the HK logo. Kalbarri, Western Australia, is known for its breathtaking landscapes and outdoor adventures. From soaring cliffs to rugged gorges, this coastal town offers an abundance of natural...If you’re looking to replace your Heckler & Koch MR556A1 M-Lok handguard with a Picatinny quad rail, this is the handguard for you. The optic mount placement numbers on the top rail are crisp and legible. ... Heckler & Koch MR556: Gun Rail: Picatinny: Included Accessories: Standard: Condition: New: Gun Type: Rifle: Quantity: 1: Package ... MR556, Upper Receiver kit - includes bolt, buffer, buffer spring, rifle length M-LOK handguard and 16.5" medium contour barrel assembly ... MR556 9" quad rail ... Does anyone know if the quad rails that originally came with the mr556a1 are still being be sold? if so, where can I buy?1944Willys's Review of Heckler & Koch MR556 Quad Rail Handguard. Great example of you get what you pay for....expensive, but bulletproof! Excellent workmanship, perfect finish, and airtight lockup with the barrel nut. The only drawback on this is the weight, on a firearm that’s already front heavy.

Description. The Geissele Super Modular HK 416 rail was designed to replace the standard rail on the HK 416 weapon platform. Constructed of precision machined, 6061-T6 aluminum allows the SMR HK to incorporate strength, rigidity and modularity while utilizing the stock HK barrel nut. Finished in Type 3 Hardcoat Anodize to meet military ...

HK416/MR556; M4/AR15; Accessories. Model / TOY; Upper Accessories; Lower Accessories; Marui MWS Accessories; L119A1/A2 parts; USASOC URG-I parts; Muzzle Devices; Optic Mount; Charging Handles; ... HK style Quad rail- 11" for M27 IAR. Out of stock. Quick View. SMR screw repairation pack. Price $5.00. Quick View.Login. HK 416/M27 USMC Style Quad Rail Foregrip Handguard Black. $27900. SKU: M27QRFGHGCLNE-1Categories: 416 417 G28 M110, Services HK416 MR556Tags: 416, M27, MR556Product ID: 6167. HK 416/M27 USMC style quad rail foregrip/handguard. Fits HK MR556/416 and all in spec clones. Clone part ( not factory HK )MR556, Upper Receiver kit - includes bolt, buffer, buffer spring, rifle length M-LOK handguard and 16.5" medium contour barrel assembly ... MR556 9" quad rail ...The Super Modular Rail HK416 M-LOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity and modularity expected of a Geissele product. Made from 6061-T6 aluminum and finished in type 3 hardcoat anodize, the SMR HK416 M …Description. German manufactured Heckler & Koch MR556 complete upper receiver kit. It features a 16.5-inch, cold hammer forged barrel, A2 bird cage muzzle device, M-LOK free-float handguard, full length picatinny rail for optics, extended convertible charging handle, HK Bolt Carrier Group, and a proprietary Heckler & Koch buffer spring.HK416 Quad Rail Handguard 11 Inch HK416 Quad Rail Handguard 11 Inch. Product #: 134384 Condition: Factory New MPN: 50233617 UPC: 642230247635 MFG: Heckler and Koch (HK ... Maxim Defense HK 416 / MR556 M-Slot Handgu ... $395.00. BCM KMR Alpha 17. $221.95. Noveske NSR 13.5. $277.63. F1 Firearms C7K Handguard 14.75 Inch. …MR556 Quad Rail Handguard $ 322.00. MR556 Quad Rail Handguard quantity. Add to cart. SKU: 236204 Category: Parts. Description Additional information Reviews (0) MR556 Quad Rail. Additional information. Firearm: MR556. Manufacturer: Heckler & Koch. Product Type: Peripherals. There are no reviews yet.

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Shop Heckler & Koch MR762 Quad Rail Handguard | Be The First To Review Heckler & Koch MR762 Quad Rail Handguard + Free Shipping over $49. Toll-Free: +1-800-504-5897 Help Center Check Order Status. About Us Policies Reviews How To. ... 2 models Heckler & Koch MR556 9" M-LOK Handguard As Low As ...Shop The Geissele Super Modular HK rail was designed to replace the standard rail on the HK 416 weapon platform. Constructed of precision machined, 6061-T6 aluminum allows the SMR 416 to incorporate strength, rigidity and modularity while utilizing the stock HK barrel nut. Finished in Type 3 Hardcoat Ano... , Accessories & Parts, External Parts, M4 / M16 …Are you in need of a new railing for your home or business? If so, you may be searching for “railing contractors near me” to find the best local professionals. However, with so man...The Super Modular Rail (SMR) MK4 M-LOK™ is Geissele’s ultra-rugged M-LOK option. These rails are purpose-built and feature integrated M1913 picatinny rail sections at the fore of the rail in the 3, 6 and 9 o’clock positions. Maximum venting for heat dissipation also dramatically reduces the rail's overall weight, while maintaining its ...HK 416/MR556 HANDGUARD RAIL, FREE FLOATING 11" Factory Genuine $ 389.99 Add to Cart Add to Wishlist. In stock and ready to ship. Share: Specifications Reviews. Shipping Size: Large. Allow International Shipping: No. Color: Black. Manufacturer Model No: 50233617. Condition: New. Manufacturer: Heckler & Koch.Nov 23, 2022 · ryandarr1979 said: Here is my 416 11” compared to a Caracal 816A2. The height over bore as I can tell are identical. You’ll notice the Caracal’s MLOK rail isn’t as thick as the quad rail as the quad rail bottom rail sits below the pivot pin. The rail clamp bolt is absent as well given the MLOK rail secures in the top rail of the Caracal ... itted to the MR Series. Both HK rail system handguards can be installed and removed with simple tools and return to zero when reinstalled. The MR556A1 also has a Picantinny rail machined into the top of its upper receiver for mounting optics and mechanical sights. Unlike earlier prototypes, major subassemblies, including the MR556A1 upper receiver/HKRM5-130. $399.95. Quantity: Add to Wish List. Description. Additional Information. Rail System - 13.75? - Brown - M-Lok - HK MR556 The New KDG HK 556 M-Lok rails are direct mount rail system, replacing the factory HK 556 rail systems. These new rails are identical in design to their big brother, the KDG HK 762 M-LOK Rail system. Login. HK 416/M27 USMC Style Quad Rail Foregrip Handguard Black. $27900. SKU: M27QRFGHGCLNE-1Categories: 416 417 G28 M110, Services HK416 MR556Tags: 416, M27, MR556Product ID: 6167. HK 416/M27 USMC style quad rail foregrip/handguard. Fits HK MR556/416 and all in spec clones. Clone part ( not factory HK ) ….

N4 lower receiver with a Heckler & Koch MR556A1 flat-top upper, rail mounted post front and adjustable drum rear sights, Trijicon reflex sight, quad rail ...HK 416, MR556, & MR762 Quad Rail Picatinny Rail Cover - Black. Brand new Heckler & Koch Picatinny rail covers made of high-impact HK polymer. Each rail is equipped with a quick-release tab and marked with the HK logo. Compatible with: Please note: This is priced per individual rail cover. It is 8 3/8" long and 1 3/8" wide.The 9 inch quad is a little tough to find at times. Brownells had take-offs for about $200, but those have dried up. I have mentioned before that the 12.5 M-Lok seems like they can't be given away. A lighter alternative, not a quad rail, is the 9 inch M-Lok - saves 4 or 5 ounces over the 12.5 inch. They are normally in stock at Eurooptic. Like ...DEMO, Heckler & Koch HK416 Handgaurd, 11 in, 50233617 , MPN: 50233617-DEMO , Code: 13-FO-ML4161T-50233617-DEMO. Shop Heckler & Koch HK416 11" Handgaurd | 19% Off 5 Star Rating on 4 Reviews for Heckler & Koch HK416 11" Handgaurd + Free Shipping over $49.HAO's HK style Quad Rail For HK416/MR556 Why buy a poor quality rail on your PTW HK416? HAO's HK Style Quad rail is 100% made every details as same as RS . *It's standard equipped on 416C Standard kit. Anodizing/surface treatment disclaimer : Anodizing is a serious chemical process that is fairly unstable. The shade of color can …Forums. HK Marketplace Needs & Wants. WANTED TO BUY HK PARTS AND ACCESSORIES. Looking for an 11 inch quad rail for my mr556. Not sure what these are worth right now, offer price is an estimate.HK 416, MR556 Quad Rail- Standard LengthHK German HK416 & MR556 quad rail complete that includes HK 416/MR556 Handguard Screw. This handguard can also be installed on the CR556 models... HKP-02546 Add to Cart. Quick view. HK MR556/416 10.5" Super Modular Rail System - Black. Geissele $459.95 ...Geissele SMR 416. Product #: 112126 Condition: Factory New MPN: 05-191B UPC: 854014005885 MFG: Geissele Automatics. Price: $469.00. Layaway payment as low as $117.25 per month. Get a layaway quote! Free Shipping Ammo, Part, and Accessory orders with a $200 minimum purchase and within the continental United States. Free Shipping Info. Mr556 quad rail, The older 556 used a quad rail identical to what had shipped on many 416 models (up to the A3). The current 416 A5 has a FDE quad rail with an integrated folding front sight. The barrels and gas blocks are different. MR556 barrels are profiled differently (heavier) and not chrome lined. MR556 gas blocks are not vented and none have sling loops., HK 416, MR556, & MR762 Quad Rail Picatinny Rail Cover - Black Brand new Heckler & Koch Picatinny rail covers made of high-impact HK polymer. Each rail is equipped with a quick-release tab and marked with the HK logo., Sale! HK 416A5 Style Quad Rail Foregrip Handguard Tan/RAL8000 (Blem) $27900Original price was: $27900.$17900Current price is: $17900. SKU: HK416BCGNBLM-1Category: hide-from-searchTags: 416, 416A5, MR556, RAL8000Product ID: 7024. NOTE: Picture of blemish is only a representation, actual product may differ., H&K HK MR556/416 Extended 11" Quad Rail - Black. HK designed & manufactures in Germany 11" HK416, MR556 extended quad rail. This drop in unit offers 2 full inches in …, Dec 4, 2020 · 2500 posts · Joined 2006. #3 · Dec 5, 2020. I would just buy HK Qrail it add weight but you can so much more with it. Like. rmbrclub Discussion starter. 602 posts · Joined 2020. #4 · Dec 5, 2020. I might actually just do that since I'm not going for a CAG clone build. Makes more sense to then pair it with my 516, which also has a quad rail ... , the standard quad rail that comes on the MR and 416, is bulky/large diameter. I personally would never use that much rail space, so why pack it around. …, HK 416, MR556 Quad Rail - Extended 11" hkparts.net Save Share. Like. A. Arabbit36 Discussion starter 31 posts ..., N4 lower receiver with a Heckler & Koch MR556A1 flat-top upper, rail mounted post front and adjustable drum rear sights, Trijicon reflex sight, quad rail ..., Built Another HK416 Clone. BRN4 stripped lower, HK parts kit, Wilson Combat TTU-3G trigger, HK E1 Stock and Grip, HK Buffer Tube, Castle Nut, Buffer and Spring, Noveske QD End plate, Rise Armament Antiwalk …, Midwest Gun Works is the place to go for HK parts , barrels , and accessories. Find everything you need for your HK 236204 pistol, from magazines, sights, grips, and more. Shop now and enjoy fast shipping and great service., Features & Field Strip. HK MR556A1, Gen 3 PMAG and Tools. The new MR556A1 now ships with a Gen 3 PMAG, tools, lock, and user manual. HK Scope Mount and the EOTech Vudu 1-6 scope. As mentioned earlier, included with this review rifle was a pre-mounted EOTech VUDU 1-6×24 FFP optic in a new HK branded KDG Modular …, Seven sides of M-LOK™ compatible slots. Lightweight, rugged 6061 aluminum construction, mil-spec hard coat anodized. Cross bolt constructed of heat treated 4140 phosphate finished. 9 Inch Carbine weighs 9.9 oz with cross bolt (M-LOK™ compatible rail adds .5 oz) 13.5 Inch Length weighs 14.0 oz with cross bolt (M-LOK™ compatible rail adds ..., HK MR556A1 AR-15 Complete Upper Receiver .223 Rem/5.56 NATO 16.5" CHF Barrel Picatinny Quad Rail Flat Top Proprietary Buffer Black 235975-A5 [FC-642230247048] H&K $3,926.86, MR556, Upper Receiver kit - includes bolt, buffer, buffer spring, rifle length M-LOK handguard and 16.5" medium contour barrel assembly ... MR556 9" quad rail ... , HK MR556 / 416 Handguard Rail - Black . HK MR556 / 416 Handguard Rail - Black. Price. On sale $239.99. Availability: In Stock. 4. Part Number: 3265. Origin: Germany; Manufacturer: Heckler and Koch; Quantity Add to Cart. Review this item. Add to Wish List. Email a friend ..., MR556 5.56mm 30rd magazine (steel) 59: 233609S: 642230245334: MR556 5.56mm 20rd magazine (steel) 69: 235642S: 642230246492: MR556 5.56mm 10rd magazine (steel) …, If you’re in the market for a split rail fence, it’s important to find a seller that offers both affordability and reliability. With so many options out there, it can be overwhelmi..., New latest production HK 416A5, MR556 9" quad rail with integrated built in front flip up sight. Latest upgraded design with the laser markings for the adjustable gas block for suppressed and non-suppressed use, new attachement hardware, and flip up sight. This is the factory correct handguard now found on the latest HK model the HK416A5. , Ruby on Rails, commonly known as RoR, is a popular web development framework that has gained significant traction in recent years. Ruby on Rails is an open-source framework written..., Picked up a 2021 MR556. Changed out the M-loc rail for the German made 11" quad rail and added a Tango Down VFG and some Knights Armament sights., I have a standard length MR556 quad rail for sale along with a set of MR556/416 sights. The quad rail has been sitting inside of my safe for about 2 or 3 years and is brand new asking $200 plus $10 shipping. The sight set consists of a folding front 28mm and a rear diopter sight for use with 14.5 -16.5 inch barrels., Traveling by train is a convenient and comfortable way to explore different destinations. If you’re considering booking Via Rail train tickets for your next trip, there are a few t..., The Super Modular Rail HK416 MK15 MLOK was designed to replace the standard rail on an HK416 or MR556 weapon platform. The rail system utilizes the stock HK barrel nut, but incorporates the strength, rigidity and modularity expected of a Geissele product. Made from 6061-T6 aluminum and finished in type 3 hardcoat anodize, the SMR HK416 MK15 ..., The KDG HK556 rails come in two lengths a 10 inch and 13.75 inch available in black and brown type 3 hard coat anodizing. Specs: Overall length: 13.75 in. Weight: 13.6 oz. Finish: Black anodize type 3 hardcoat. Material: 6061 T6 aircraft grade aluminum. Compatibility: All HK416 variants including 416, MR556, and M27., Buy H&K Quad Rail w/ Flip Up Sight - Black MR556/416A5: GunBroker is the largest seller of Other Gun Accessories & Parts Gun Parts All: 1013942996. ... HK 416/MR556 Hanguard with integrated flip up front sight (black) UPC . GTIN . SKU. HKP-17710. Mfg Part Number. 237389. Weight ., HK designed & manufactures in Germany 11" HK416, MR556 extended quad rail. This drop in unit offers 2 full inches in extra length. Not the standard 9" rail that comes with the HK 416/MR556 but... , Do you know the rules for riding the rails? View these 10 train etiquette tips to keep your ride smooth on the subway. Advertisement If you ride a train at least sometimes, you kno..., Need a Ruby on Rails development firm in Bengaluru? Read reviews & compare projects by leading Ruby on Rails developers. Find a company today! Development Most Popular Emerging Tec..., HK MR556 Quad Rail. Product #: 135640 Condition: Factory New MPN: 236204 UPC: 642230247642 MFG: Heckler and Koch (HK) Price: $379.00. Layaway payment as low …, H. HibikiR. 240 posts · Joined 2019. #5 · Jan 31, 2022. Geissele Mk15 MLOK Rail 14.5" for HK in DDC 05-191S | For Sale (charliescustomclones.com) Here's one, but I've never done business with these guys so there's that. Like., A stair railing height code is the list of building code specifications for the required height of a railing on a stairway for safety purposes. Railing height codes differ based on..., The hex cross bolt / H-key rails are little less desirable. Again, depending on type they can range anywhere from 180ish second hand to 800 on more rare models. They are 9" quad tail MLok. My humble HK collection: SP5 SBR * HK 416D SBR * UMP SBR * SP5K PDW SBR * * P2000v3 9 * HK 416D * SP5K PDW * SP5 * Mark 23. Share., Rail Size. Weapon Platform. Color. Rail Type. 52 Items. Show. Sort By. 9.3" Super Modular Rail MK16 M-LOK® - OD Green. $350.00. In stock. View Details. 9.3" Super Modular …