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 A5 Bolt Carrier - Complete
H&K Heckler & Koch
Now: $1,945.00Was: $2,349.95German H&K HK 416 A5 Bolt Carrier Complete Get your hands on that critical puzzle piece for your factory-correct 416A5 build. Fully assembled and ready to drop into your uper receiver. Bolt carriers may be marked ".223 Rem" or "5.56 x 45"...HKP-21500Now: $1,945.00Was: $2,349.95 -
HK416, MR223 Barrel - 5.56 / .223 - 14.5" - Threaded 1/2x28 - A5 Style
HKP HK Parts
$588.95H&K 416 A5 Converted Barrel - Threaded 1/2x28 These barrels began as standard A3 style but have been precisely machined with an A5-style relief cut to fit HK416 & MR223 A5 uppers. Now, you can have a drop-in barrel for your 416/MR223 A5 upper at...HKP-21449$588.95 -
On Sale
Backup Sights - Picatinny
Strike Industries
Now: $76.95Was: $84.95Strike Industries 1913 Picatinny Backup Sights Features: Built-in backup sights when flipped down for quick target acquisition Low-profile and low snag design Toolless adjustments of windage and elevation Quick sliding dual aperture rear...HKP-21314Now: $76.95Was: $84.95 -
Out Of Stock
HK416, MR556 Firing Pin - Silver
GSG9
$34.95Firing Pin for HK 416 & MR556 Firearm - USA - GSG9 US made HK 416 & MR556 Made from hardened stainless steel. Compatible With: HK416 HK MR556 HK CR556 HK M27HKP-20650$34.95 -
Swiss Military Single Point Sling - OD Green - Used
Other
$34.95Swiss Military Single Point Sling in OD Green - USEDHKP-19794$34.95 -
On Sale
HK416, HK417, MR556, MR762 Pin Look Index
H&K Heckler & Koch
Now: $5.95Was: $6.95H&K HK 417/MR556/416/MR776 Pin Look Index Compatible With: HK MR556 HK 417 HK MR556HKP-02639Now: $5.95Was: $6.95 -
HK416A5, MR556 Barrel - 5.56 / .223 - 11"
H&K Heckler & Koch
$424.95Heckler and Koch 11" Barrel for HK416A5, MR556 A4, MR556 A5 Factory German 11" HK416A5, MR556 barrel. Cold hammer-forged and built to HK’s standard for durability, accuracy, and service life. The 1:7 twist rate stabilizes a wide range of 5.56 NATO...HKP-21932$424.95 -
Out Of Stock
HK XM8 Sling - Black
H&K Heckler & Koch
$99.95H&K HK XM8 Sling - Black New HK German XM8 Tactical Sling. The real deal and a rare HK collectible. Only a few available.HKP-17669$99.95 -
Out Of Stock
HK416, MR556 Magazine Floorplate - 5.56 / .223 - 10,20,30 Round - Complete
H&K Heckler & Koch
$10.95HK German HK 416, MR556 Floor Plate Extension Complete All steel HK Marked 30, 20 & 10 round floor plates. Each unit comes complete with the rubber bushing installed in the maritime finish. It is a great spare to have on hand as these do break...HKP-15209$10.95 -
Out Of Stock
HK416, MR556 Upper Receiver - Stripped - No Forward Assist
H&K Heckler & Koch
$489.99HK416, MR556 Upper Receiver - Stripped - No Forward Assist Genuine HK HK416 upper receiver designed for HK416 and MR556 rifle platforms. This stripped receiver does not include a forward assist or ejection port door. Compatible With HK416, MR556 MR223HKP-22506$489.99 -
On Sale
HK416, MR556, AR-15, M4 Magazine - TMAG Gen 3 - 20 Round - Translucent OD Green
Magpul
Now: $21.95Was: $24.95Magpul AR/M4 TMAG® 20 Round GEN M3™ Magazine - Translucent OD Green US-made translucent 20 round magazine optimized for AR/M4 platforms, but modified to permit operation with other 5.56 and .223 STANAG-compatible rifles. Specifications: Made...HKP-22035Now: $21.95Was: $24.95 -
On Sale
HK416, MR223 Handguard - 11" - M-LOK
B&T Brugger & Thomet
Now: $251.95Was: $279.95B&T Brugger and Thomet 11" M-LOK Handguard for HK416 and HK MR223 B&T's one-piece 11-inch M-LOK handguard for the Heckler & Koch HK416 and civilian equivalent MR223 is an amazing improvement for the combat value of these rifles. A...HKP-20402Now: $251.95Was: $279.95