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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Picatinny Optic Mount - 39mm - Skeleton Mount - Aimpoint ACRO
B&T Brugger & Thomet
$150.00B&T 39mm QD Skeleton Mount for Aimpoint ACRO The B&T QD "Skeleton" mount for Aimpoint® Acro offers a 39mm elevated profile for improved sight alignment, ideal for night vision setups requiring clearance over forward-mounted IR devices. Its...HKP-21730-M$150.00 -
Out Of Stock
HK416, HK417, MR556, MR762 Eyelet Sling Adapter
HKP HK Parts
$89.95HK MR556, MR762 Eyelet Sling Adapter for Carrying Sling Eyelet sling adapter for HK MR556 and MR762 platforms. Designed to match RAL8000 and tanodized handguards, this adapter installs at the front of the rail to provide a secure sling attachment...HKP-21064-M$89.95 -
HK416, MR556 SS Firing Pin
HKP HK Parts
$29.95Firing Pin For HK 416 & MR556 Firearm - USA Made from hardened stainless steel and comes new in the white. Compatible With: HK416 HK MR556 HK CR556 HK M27HKP-01756$29.95 -
HK416, MR556, MR762 Spring Lock Bolt
H&K Heckler & Koch
$9.99H&K HK MR556/MR762/416 Spring Lock Bolt Compatible With: HK MR556 HK 416 HK MR762 HK 417HKP-16848$9.99 -
Out Of Stock
Sidelok Optic Mount - 30mm - Modular
KDG Kinetic Development Group
$224.95Kinetic Development Group Sidelok Modular Optic Mount - 30mm The new KDG Modular Optic Mount is based off the proven Sidelok family of quick detach optic mounts and features the same user-friendly, tool-free design. KDG set out to design a Sidelok mount...HKP-19062$224.95 -
HK416, MR556 Flash Hider - 3 Prong - Threaded 1/2x28
B&T Brugger & Thomet
$100.00Brugger and Thomet Assault 3 Prong Flash Hider - 1/2x28 3-Prong muzzle device with 1/2x28 threading, designed to reduce muzzle flash and improve shooting performance. Features: High performance open tine hybrid Precision machined, DLC...HKP-22216$100.00 -
On Sale
Picatinny Riser Mount - Super Slim - 4 Slots - BLEMISHED
Other
Now: $26.21Was: $49.95Super Slim Picatinny Riser Mount - 4 Slots - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. The slim Picatinny riser mount is offered in two clamp...HKP-99229-MNow: $26.21Was: $49.95 -
Out Of Stock
HK416, MR556 Barrel - 5.56 - 14.5" - Threaded 1/2"x28 - A5
Nefarious Arms
$594.95Nefarious Arms HK 416/MR556 14.5" A5 Barrel Each Nefarious Arms barrel is cold-hammer-forged and chrome-lined for years of accurate shooting. Grab this expertly crafted barrel for your next SBR or pistol build. Compatible With: HK 416 (A5,...HKP-21590$594.95 -
HK Single Point Leather Sling - OD Green
HKP HK Parts
$49.95Single Point Leather Sling - OD Green Our leather sling utilizes two HK style sling hooks to attach to a single mounting point. Designed to replicate the original, out of production, German HK offering. Each sling is handcrafted in the US by a German...HKP-20163$49.95 -
Out Of Stock
B&T Vertical Fixed Unigrip
B&T Brugger & Thomet
$119.00B&T Vertical Fixed Unigrip Swiss made B&T vertical for-end grip for picatinny. Made of aluminum Will fit all mil-spec picatinny rails. Measures long. Specifications: Condition: Factory new Color: Black Material: Polymer/alloyHKP-18043$119.00 -
HK German Leather Sling - Well Used with No Loop
H&K Heckler & Koch
$39.80Original Surplus German HK Leather - Well Used with No Loop Pulled from German military G3 rifles. Last of the remaining units, get them before they are gone. Compatible With: HK91 G3 PTR91 & CETMEHK93 33 53HK94 MP5HK clones Other custom...HKP-20583$39.80 -
HK416, MR556 Vertical Grip - AR - Moe K2
Magpul
$22.95Magpul Moe K2 AR Grip Similar in concept to the MOE-K, the MOE-K2 is a drop in upgrade for AR15/M4's that offers a more vertical grip angle, but in a full-size grip design. The steeper vertical grip angle is optimized for use on PDW (Personal Defense...HKP-19567$22.95