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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Pistol Stabilizing Brace - SBA4
SB Tactical
$124.99SB Tactical SBA4 Pistol Stabilizing Brace Designed for all platforms capable of accepting a mil-spec carbine receiver extension. The SBA4 is 5-position adjustable and features an integral,...HKP-19927$124.99 -
HK416, MR556 E1 Buttstock - Mil-Spec German
H&K Heckler & Koch
$224.95H&K Heckler and Koch Mil-Spec German E1 Stock for HK416 and HK MR556 The HK E1 Buttstock fits mil-spec buffer tubes (receiver extensions) for M4, AR15-type weapons. Each stock comesHKP-00052$224.95 -
HK416, MR556, HK417, MR762 Handguard Locking Screw - X Style
H&K Heckler & Koch
$31.95Heckler and Koch Handguard Locking Screw for your HK416, MR556, HK417, MR762 Replacement handguard locking screw that secures the handguard to the upper receiver. This version features the "X"...HKP-02680$31.95 -
Thread Protector - 9mm, 5.56 / .223 - 1/2x28 RH
HKP HK Parts
$14.95HKP (9mm) Thread Protector For Barrels - Threaded 1/2x28 A must-have accessory to safeguard the threads on your threaded barrel, this thread protector is the finest available. It is the standard...HKP-02646$14.95 -
Out Of Stock
HK416, HK416A5, MR556 Slim Line Buttstock - RAL8000
H&K Heckler & Koch
$98.95HK Heckler and Koch Slim Line Retractable Stock in RAL 8K for HK416, HK416 A5, and HK MR556 New from HK Germany the slim line retractable stock fits all commercial & mil-spec AR-15/M16 buffer tubes...HKP-17602$98.95 -
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.HKP-00288$8.95 -
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...HKP-17267$28.95 -
Out Of Stock
B&T Vertical Foregrip - Short Style - Quick Detach - Coyote Tan
B&T Brugger & Thomet
$75.00B&T Short Style Quick Detach Vertical Grip - Coyote Tan Swiss made B&T quick detach short vertical for-end grip with quick release throw lever for picatinny. Made of tan polymer and includes a water...HKP-18041$75.00 -
HK416 Trigger - Geissele SSF
Geissele
$529.95HK416 SSF Trigger- Geissele The Geissele Super Select-Fire (SSF) HK416 trigger is a select-fire combat trigger that Geissele Automatics developed for the U.S. Special Operations Community. The HK416...HKP-16477$529.95 -
HK416, MR556 Mil-Spec Enhanced Buffer Tube
H&K Heckler & Koch
$254.95HK 416 & MR556 OTB (over the beach) Buffer Tube/Receiver Extension Each mil-spec buffer tube has built-in drainage holes in the rear of the tube and also on the bottom to maximize efficiency. Each...HKP-02716$254.95 -
Out Of Stock
HK416, MR556 Barrel Nut Installation and Removal Tool
HKP HK Parts
$59.95HK 416, MR556 Barrel Nut Installation & Removal Tool New US manufactured barrel nut removal and installation tool. Each tool has the provision installed to allow the use of an off the shelf 1/2"...HKP-17327$59.95 -
Out Of Stock
HK416, MR556 Bench Mat
HKP HK Parts
$24.95HK MR556, HK 416 Bench Mat Our HK MR556, HK416 bench mat is the perfect cleaning & repair mat designed specifically for your Heckler & Koch MR556 & HK416 models. Have fun and learn while you work on...HKP-17169$24.95