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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On Sale
HK416, MR5566 Sling Loop - Ambi
H&K Heckler & Koch
Now: $139.95Was: $154.95H&K HK MR556/416 Ambi Sling Loop Ambidextrous sling loop for a quick and easy carrying option. compatible with any sling that attaches via a sling hook. Intended for the HK 416 format but is compatible with any picatinny rail. Compatible With: HK...HKP-20341Now: $139.95Was: $154.95 -
On Sale
HK416, MR556, MR762 Fire Control Detent Stop Pin
H&K Heckler & Koch
Now: $18.95Was: $20.95H&K HK MR556/MR762/416 Fire Control Detent Stop Pin HK German manufacture. Compatible With: HK MR556 HK416 HK MR762HKP-15272Now: $18.95Was: $20.95 -
HK G3, HK417 Muzzle Brake - SOCOM - Threaded 5/8x24
Surefire
$164.95SureFire SOCOM (7.62x51/.308) Muzzle Brake - Threaded 5/8x24 The SureFire muzzle brake is designed for Armalite AR-10, DPMS LR308, and other 7.62 mm rifles with 5/8x24 muzzle threads. It greatly reduces recoil impulse and muzzle rise, featuring neutral...HKP-19789$164.95 -
On Sale
HK416 Retractable Buttstock - Factory
H&K Heckler & Koch
Now: $116.95Was: $129.95HK 416 & AR15 6 Position Retractable Stock New HK Marked 6 position AR15 commercial stock. This stock fits all commercial AR-15/M16 buffer tubes. The stock telescopes expands and retracts to 6 locked positions. Marked with the HK logo and...HKP-00049Now: $116.95Was: $129.95 -
On Sale
HK Cable Gun Lock
H&K Heckler & Koch
Now: $17.95Was: $19.95HK Cable Gun Lock This is the same lock that ships with factory HK firearms.HKP-02442Now: $17.95Was: $19.95 -
On Sale
HK MR556 A4 Upper Receiver Kit - 16.5″ - 5.56 - M-LOK
H&K Heckler & Koch
Now: $1,745.95Was: $1,939.00H&K MR556 A4 16.5″ 5.56 M-LOK Upper Receiver Kit This kit includes a complete upper receiver/barrel assembly, allowing Mil-Spec 5.56mm AR-style rifles to be retrofitted to HK’s piston and pusher rod system. This system utilizes a piston...HKP-21909Now: $1,745.95Was: $1,939.00 -
On Sale
HK 95mm Picatinny Rail Cover
H&K Heckler & Koch
Now: $26.95Was: $29.95HK Rubber Picatinny Rail Cover - 95mm New factory HK rubberized Picatinny rail cover. Specifications: Rail cover dimensions: 95x26x7 mm Compatible With: HK Picatinny rails Other Picatinny railed applicationsHKP-18858Now: $26.95Was: $29.95 -
On Sale
HK416, MR556, HK417, MR762 Trigger Axle
H&K Heckler & Koch
Now: $17.95Was: $19.95H&K HK MR556/MR762/417/416 Trigger Axle Axle for Trigger. Compatible With: HK MR556 HK 416 HK MR762 HK 417HKP-16623Now: $17.95Was: $19.95 -
On Sale
Magpul RSA - Rail Sling Attachment
Magpul
Now: $25.95Was: $29.95Magpul RSA - Rail Sling Attachment Attaches to Picatinny rails for an additional point of attachment for slings.HKP-02423Now: $25.95Was: $29.95 -
Out Of Stock
HK416, MR556, HK417, MR762 Selector Lever - Ambi - Right
H&K Heckler & Koch
$11.95Heckler & Koch HK416 Ambi Safety Selector Lever Factory HK polymer right side selector lever. Compatible With: HK416 A1/A3 HK MR556 A1 HK417 HK MR762 A1HKP-22309$11.95 -
On Sale
HK416, MR556, HK417, MR762 Handguard Locking Screw - A1 Style
H&K Heckler & Koch
Now: $22.95Was: $24.95Heckler and Koch A1 Handguard Rail System Screw for HK416, HK MR556, HK417, and HK MR762 Factory HK handguard rail screw for A1 handguards. Compatible With: HK416 A1, MR556 A1 HK417 A1, MR762 A1 (2 required per handguard)HKP-02717Now: $22.95Was: $24.95 -
Out Of Stock
HK416, MR556, HK417, MR762 Selector Lever - Ambi - Left
H&K Heckler & Koch
$11.95Heckler & Koch HK416 Ambi Safety Selector Lever Factory HK polymer left side selector lever. Compatible With: HK416 A1/A3 HK MR556 A1 HK417 HK MR762 A1HKP-22310$11.95