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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Out Of StockOn Sale
HK416, MR556 Bolt Carrier - BLEMISHED
H&K Heckler & Koch
Now: $313.69Was: $397.95H&K HK MR556/416 Factory Bolt Carrier With The Newer Style Bolt Retaining Key - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIHKP-02718-BNow: $313.69Was: $397.95 -
Out Of StockOn Sale
HK416, MR556, HK417, MR762, G28 Pistol Grip - V2 - BLEMISHED
H&K Heckler & Koch
Now: $36.11Was: $51.95H&K HK MR556/MR762/416/417/G28 V2 Battle Grip With Contoured Back Strap - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL...HKP-01912-BNow: $36.11Was: $51.95 -
On Sale
HK416, MR556 Handguard - 12.5" - M-LOK - FDE
H&K Heckler & Koch
Now: $386.95Was: $429.95H&K HK MR556/HK416 12.5" M-LOK Compatible Handguard Manufactured by HK from aircraft grade aluminum with a hard coat anodized finish, this M-LOK handguard is designed for the Heckler & Koch MR556 &...HKP-99323Now: $386.95Was: $429.95 -
On Sale
HK416, MR556 Flash Hider - Cloak - Threaded 1/2x28
Strike Industries
Now: $28.66Was: $44.95Strike Industries HK416/MR556 Cloak Flash Hider - 1/2x28 Strike Industries Cloak flash hider offers a compact, efficient design that disperses gas flow to minimize visible flash, especially in low...HKP-22260Now: $28.66Was: $44.95 -
HK MR556 Barrel - 5.56 / .223 - 16" - Complete Upper
H&K Heckler & Koch
$989.95HK MR556 16" Complete Upper Barrel Factory HK MR556 16" barrel, complete with a factory-installed barrel nut, gas block and flash hider. Every component is brand new and meticulously crafted,...HKP-21805$989.95 -
On Sale
HK416 Handguard - 9" - Strike Industries GRIDLOK - Full Duty
Strike Industries
Now: $203.33Was: $318.95Strike Industries HK 416 - 9" Handguard - Gridlok Full Duty The Strike Industries GRIDLOK® Rail for 416 gives you a primary, a secondary or multiple setup options as a quick and direct handguard swap...HKP-21312Now: $203.33Was: $318.95 -
HK416, MR556 Magazine Locking Plate
H&K Heckler & Koch
$9.95Heckler and Koch German HK MR556 and HK416 Magazine Locking PlateHKP-13484$9.95 -
On Sale
HK416 Handguard - Super Modular M-LOK - 14.5"- Black - BLEMISHED
Geissele
Now: $375.59Was: $549.95Geissele Super Modular Rail for HK416 and MR556 - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN...HKP-99811Now: $375.59Was: $549.95 -
On Sale
HK416, MR556, G36 Gas Piston - Incomplete
H&K Heckler & Koch
Now: $43.18Was: $59.95Heckler and Koch HK416, MR556, G36 Incomplete Gas Piston INCOMPLETE This is a great spare part to have on hand, as the gas piston takes a lot of wear and tear. Compatible With: MR556, HK416HKP-99818Now: $43.18Was: $59.95On Sale
HK416, MR556 Threaded Pin for Buttstock Release Inserts - E1, E2 - BLEMISHED
H&K Heckler & Koch
Now: $3.35Was: $5.95H&K HK MR556/416 Threaded Pin for E1/E2 Buttstock Release Lever Insert - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL...HKP-16604-BNow: $3.35Was: $5.95
HK416, MR556 Trigger Guard
HKP HK Parts
$39.95HKP HK Parts Trigger Guard for HK416 and HK MR556 Upgrade your HK416 or MR556 with a durable trigger guard designed to provide improved strength and enhanced ergonomics. Featuring a larger, rounded...HKP-22896-M$39.95
HK416 Laser and Light - X5L-RS
Viridian
$448.95Viridian X5L-RS Gen 3 Green Laser and 500 Lumen Tactical Light - HK416 / Picatinny Rail The Viridian X5L-RS Gen 3 combines a 5mW green laser with a 500-lumen tactical light in a compact rail-mounted...HKP-22887$448.95