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, MR556 DMR Extra Long Handguard
H&K Heckler & Koch
Now: $773.96Was: $859.95HK MR556/416 DMR Extra Long Forearm New Heckler & Koch MR556, HK 416 Extended DMR (designated marksman rifle) Forearm With Suppressor Window Cutout. Optimized design to mitigate the heat emissions for long range shooting and to prevent the mirage...Now: $773.96Was: $859.95 -
On Sale
HK416 A3 Handguard - Flip Up Sight - 11" - Extended
H&K Heckler & Koch
Now: $719.96Was: $799.95HK 416 A3 Extended Forearm With Integrated Flip Up Front Sight: HK designed & manufactured in Germany 11" HK416 A5, MR556 extended quad rail. This drop in unit offers 2 full inches in extra length. Not the standard 9" rail that comes with the HK...Now: $719.96Was: $799.95 -
On Sale
HK416, MR556 Handguard - Extended Windowed - RAL8000
H&K Heckler & Koch
Now: $756.00Was: $840.00HK416A5, MR556 Extended Windowed Handguard - RAL 8000 HK German HK416 A5 extended handguard with window for use of the suppressed/non-suppressed gas block. This handguard is designed to minimize heat mirage. 14 7/8" long, 1lb, 4oz. Compatible With: HK...Now: $756.00Was: $840.00 -
Out Of StockOn Sale
HK416, MR556 Upper 8" 416C Style Conversion Kit
HKP HK Parts
Now: $1,028.76Was: $1,285.95Upper Conversion Kit for HK416 and MR556 8 inch barrel - HK 416C Style Finally an answer for all of those that have been wanting as close to the original, rare unicorn of a find HK 416C 8" barrel conversion kit for 416 or MR556. Each conversion kit...Now: $1,028.76Was: $1,285.95 -
On Sale
HK MR556 A4 Complete Upper - F/A & Ejection Door
H&K Heckler & Koch
Now: $761.36Was: $845.95H&K HK MR556 A4 Complete Upper w F/A Ejection Door The H&K MR556 A4 Complete Upper is a superior factory assembly that comes fully equipped with a forward assist and an ejection port door, providing unparalleled reliability and precision. This...Now: $761.36Was: $845.95 -
On Sale
HK MR556 Barrel - 5.56 / .223 - 16" - Complete Upper
H&K Heckler & Koch
Now: $890.96Was: $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, guaranteeing top-notch quality. This barrel is the ultimate...Now: $890.96Was: $989.95 -
Out Of StockOn Sale
HK416, MR556 Upper 9" 416C Style Conversion Kit
HKP HK Parts
Now: $719.96Was: $899.95MR556 & HK416 Upper Conversion Kit - 9" - HK 416C Style Finally an answer for all of those that have been wanting as close to the original, rare unicorn of a find HK 416C 9" barrel conversion kit for 416 or MR556. Each conversion kit upper or barrel...Now: $719.96Was: $899.95