HK33 / HK53 / HK93 922r Compliant Parts

HK MP5 8" Cocking Tube Extrusion - Gunsmith Special  This 8" cocking tube extrusion is ideal for custom HK-style firearm builds, repairs, or refurbishments, providing a solid foundation for restoring or fabricating cocking tubes on HK MP5, G3, and...

GSG9 4 Prong Flash Hider - 15x1 RH Finest quality 4-prong flash hider that is threaded 15x1 right-hand twist (factory HK thread pitch). Perfect for the SL8, G36C, or other type of HK conversion. It also counts as one US-made part for 922R compliance...

Franklin Armory BFSIII HK-C1 - Trigger Group - SEF Navy Style - HK93, HK33 3 Position HK Binary Trigger Group Binary triggers count as 4 922r compliant components. The components that count towards 922r compliance include the trigger pack box, trigger,...

HK93, 33 & PTR Low Profile Key Mod Forearm The KeyMod tactical hand guard easily installs on your firearm with minimal effort and locks up solid. No fitting required. Designed from the ground up by roller lock & HK enthusiasts with your shooting...

RCM HK33K .300 BLK K Length Barrel - Threaded 5/8x24 Each barrel is designed for use with popular AAC-Style quick detach muzzle brakes and suppressors featuring a 5/8x24 thread pitch. It is also suitable for most .300 BLK suppressors and applications...

PTR HK 93/33 (5.56/.223) Barrel - Threaded 15x1 RH New US made Barrel by PTR for the HK93, HK33 style of firearms. Specifications: Made In The USA 922r Compliant Counts as 1 US Made Part Overall length 16.1" 4140 Ordnance Grade Steel Threaded 15x1...

HK MP5 4" Cocking Tube Extrusion - Gunsmith Special This 4" cocking tube extrusion is ideal for custom HK-style firearm builds, repairs, or refurbishments, providing a solid foundation for restoring or fabricating cocking tubes on HK MP5, G3, and similar...

Choate M4 Telescopic Stock for MP5, HK93, and HK94  The M4 telescopic stock for the Heckler and Koch HK93, HK94 and MP5 replaces the existing stock and gives the shooter the ability to change the length of pull. The housing is all aluminum and...

NCM HK33/93 .300 BLK 16.125 Inch Barrel - Threaded 5/8x24 Each barrel was designed for use with the wildly popular AAC style quick detach muzzle breaks and cans in the 5/8x24 thread pitch. Although, this barrel is perfect for just about any .300 BLK...

RCM HK G3K/HK33K Flash Hider - 4 Prong - Open The RCM G3K and HK33K flash hider can be welded to a 12.69" barrel to achieve a non-SBR OAL of 16 plus inches or add to any other configuration. Made in the US from ordnance grade steel and counts as 1 922r...

HK 93/53/33 Unfinished Polymer Trigger Piece - USED This unfinished trigger piece is compatible with HK 90 series firearms. Ideal for those looking to complete or customize their build. Compatible With: HK 93/53/33 THIS CLOSEOUT PART IS NOT ELIGIBLE...

RCM HK53K (5.56/.223) Barrel - Threaded 15x1 RH US made 922r compliant HK53K barrel.  Specifications: Made In The USA Threaded 15x1 RH Counts As 1 US Made 922r Compliant Part Cold Hammer Forged Steel (CHF) Built To HK Germany...