HK416 / MR556 Series
Our extensive collection boasts a wide array of HK MR556 and HK 416 parts, including precision HK MR556 Barrels and durable HK 416 Stocks. Elevate your rifle's functionality with HK 416 Handguards and HK MR556 Triggers, designed for the discerning shooter seeking top-tier performance.
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HK416, HK417, MR556, MR762 Takedown Pin Detent Spring
H&K Heckler & Koch
$9.95H&K HK MR556/MR762/416/417 Takedown Pin Detent Spring New HK German manufacture. Detent spring for the rear takedown pin. Compatible With: HK MR556 HK 416 HK MR762 HK 417$9.95 -
Out Of Stock
HK416 Selector Lever Kit - Full Auto - Ambidextrous - 3-Position
H&K Heckler & Koch
$139.95HK416 Full Auto Ambi Selectors Kit - German HK Each set comes complete with everything you will need to upgrade your HK 416 to an ambi selector lever set up. Factory correct German HK and all steel construction. Includes: 2 X selector levers 2 X roll...$139.95 -
HK Universal Angled Fore Grip - M-LOK
Magpul
$28.95Magpul - M-LOK AFG (Angled Fore Grip) The Magpul M-LOK AFG (Angled Fore Grip) is the result of research and refinements done to the original AFG and AFG-2. By integrating the direct-attach M-LOK mounting system with minimalist construction we were able...$28.95 -
Out Of Stock
HK416, HK416A5, MR556 Slim Line Stock - RAL8000
H&K Heckler & Koch
$94.95H&K HK MR556/416/416 A5 Slim Line Retractable Stock - RAL 8K New from HK Germany the slim line retractable stock fits all commercial & mil-spec AR-15/M16 buffer tubes. Marked with the HK logo and issued on specialized HK 416, MR556 rifles...$94.95 -
HK416, MR556 Extended 11" Quad Rail
H&K Heckler & Koch
$349.95HK MR556/416 Extended 11" Quad Rail This drop-in unit offers two full inches in extra length, not the standard 9" rail that comes with the HK 416/MR556, but an extended 11" rail that allows for a longer sight radius and more rail space...$349.95 -
Out Of Stock
HK416, MR556, HK417, MR762 Buffer Retainer Spring
USA
$5.95HK MR556/MR762/416/HK417 Buffer Retainer Spring This item is the spring for the buffer retainer that is held in the rear of the lower receiver. Compatible With: HK MR556 HK 416 HK MR762 HK 417$5.95 -
Out Of Stock
HK416, MR556, HK417, MR762 Handguard Locking Screw - X Style
H&K Heckler & Koch
$25.95HK416, MR556, HK417, MR762 - Handguard Locking Screw Replacement handguard locking screw that secures the handguard to the upper receiver. This version features the "X" allowing the bolt head or HK sling hood tool to be used for installation or removal...$25.95 -
HK416, MR556, MR762, G36 Extractor Spring
H&K Heckler & Koch
$8.95H&K MR556/MR762/416/G36 (5.56/.223) & (7.62x51/.308) Extractor Spring A must-have replacement wear part and a great item to have on hand. Compatible With: HK G36 HK G36K HK G36C HK SL8 HK MR556 HK 416 HK MR762$8.95 -
HK 416, MR556 Barrel Nut - Stainless Steel
HKP HK Parts
$39.95HK MR556, HK 416 Barrel Nut or Socket For Barrel - Stainless Steel A must have repair and replacement part for removal or when you have any work done to your barrel as the barrel nut may become damaged in the removal and installation processes. Made in...$39.95 -
HK416, MR556 Mil-Spec German E1 Stock
H&K Heckler & Koch
$222.95H&K HK MR556 & HK416 Mil-Spec German E1 Stock The HK E1 Buttstock fits mil-spec buffer tubes (receiver extensions) for M4/AR15-type weapons. Each stock comes with the convex buttpad as found on factory-issued HK 416s. Compatible With: MR556...$222.95 -
M-LOK 9 Slot Rail Section
Magpul
$24.95Magpul M-LOK 9 Slot Rail Section Designed for use with all M-LOK compatible Hand Guards and Forends, M-LOK Aluminum Rail Sections allow the attachment of various 1913 Picatinny spec rail-mounted accessories such as lights, vertical grips, etc. Machined...$24.95 -
Snap Hook 1" - Universal
USA
$4.95Snap Hook 1" This is a 1" HK-style snap hook for sling or other custom projects. We also offer 1.25" HK sling hooks, as these are great spare parts to have on hand.$4.95