922r Compliant Parts
Keep your rifle customized, and legal! Shop our vast selection of HK 922R compliant parts from top brands. Build your dream gun that still meets full ATF compliance today!
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HK91, G3 Clubfoot Stock with Enhanced Heavy Buffer
Michaels Machines
$429.95US Michaels Machines Clubfoot Stock for HK G3, HK91, PTR-91, and Clones U.S clubfoot stock comes fully assembled and ready to drop onto your HK G3, HK91, PTR or other HK style firearm. Enhanced heavy buffer installed for optimum performance. The enhanced...HKP-20068$429.95 -
On Sale
HK G36C, G36K Gas Piston - US
GSG9
Now: $67.95Was: $74.95GSG9 complete gas piston for HK G36C and G36K - US made This is a popular part for those upgrading to an HK SL8 to HK G36K or HK36C barrel length. Each piston counts as one 922r compliant part. Made in the USA. Features: New USA manufactured gas piston...HKP-18253Now: $67.95Was: $74.95 -
On Sale
HK MP5K, SP89 Receiver Flat with Weldment Set
HKP HK Parts
Now: $203.95Was: $239.95HKP - MP5K, SP89 Receiver Flat With Weldment Set New MP5K receiver flat and weldment set combined for the best complete build option on the market. Made by the original German tool and die maker of the LSC receiver flat utilizing factory original German...HKP-20882Now: $203.95Was: $239.95 -
On Sale
HK MP5K, SP89, SP5K Modular Handguard - M-LOK - 9mm
DTAC Dakota Tactical
Now: $143.95Was: $159.95DTAC Dakota Tactical 9mm Modular Handguard - M-LOK for HK MP5K, HK SP89, and HK SP5K Features: Made in the USA (922r compliant part) M-LOK accessory compatible 6 ergonomically placed slots for maximum versatility Exclusive extended forward accessory...HKP-17808Now: $143.95Was: $159.95 -
HK MP5, HK91, G3 Binary Trigger Group - SEF Navy - BFSIII
FA Franklin Armory
$849.95Franklin Armory BFSIII HK-C1 - Trigger Group - SEF Navy Style - HK91, G3, PTR91 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,...HKP-19646-CP$849.95 -
On Sale
HK91, G3 Fixed Stock Complete with Enhanced Heavy Buffer - Black
HKP HK Parts
Now: $251.95Was: $279.95New HK91, G3, PTR-91 U.S Made (PTR-91 Manufactured) Fixed Stock with Enhanced Buffer Installed Made from all German & U.S. made HK parts. This stock will fit any of the HK G3 & HK 91 & PTR rifles. This stock also counts as one U.S. compliant...HKP-18937Now: $251.95Was: $279.95 -
On Sale
HK MP5 Receiver Flat - 9mm
HKP HK Parts
Now: $151.95Was: $189.95HKP HK MP5 9mm Receiver Flat New MP5 receiver flat made by the original German tool and die maker of the LSC receiver flat utilizing factory original German prints and specifications. The creator of our receiver flat has been regarded as the premier flat...HKP-20921Now: $151.95Was: $189.95 -
On Sale
HK91, G3 Folding Stock
Choate
Now: $125.95Was: $147.95HK91, G3, & PTR - Folding Stock The HK Choate side folding stock is complete with a sling swivel and a new German HK backplate, ready to drop on your favorite HK rifle. No gunsmith is needed as this is an easy-to-do drop in stock. Pull the two stock...HKP-01950Now: $125.95Was: $147.95 -
On Sale
Micro Flash Hider - 4 Prong - Threaded 15x1 RH - 5.56 / .223 - 7.62x51 / .308
USA
Now: $58.95Was: $64.95HKP (5.56/.223) & (7.62x51/.308) 4 Prong Micro Flash Hider - Threaded 15x1 RH New shorter "micro" version US-made 4-prong flash hider threaded 15x1 RH. Micro FH will fit all HK .223 & .308 threaded barrel applications and barrels. Made from...HKP-02189Now: $58.95Was: $64.95 -
On Sale
HK MP5K Trunnion - 9mm
HKP HK Parts
Now: $49.95Was: $57.95HK MP5K Trunnion - USA US made to exact factory HK specifications for the HK MP5K type builds. Machined completely from ordnance grade steel and heat treated to factory specs. These are the best USA made trunnions on the market. Machined to HK spec...HKP-17964Now: $49.95Was: $57.95 -
HK MP5, SP5 Binary Trigger Group – SEF Navy - BFSIII - 9mm
FA Franklin Armory
$899.95Franklin Armory - BFSIII HK-C1 – Binary Trigger Group – SEF Navy Housing SEF Navy style- HK binary trigger group Binary triggers count as 4 922r compliant components. The components that count towards 922r compliance include the trigger...HKP-19506-M$899.95 -
HK MP5K, SP5K-PDW, SP89 Binary Trigger Group - Ambi - BFSIII - 9mm
FA Franklin Armory
$849.95Franklin Armory HK MP5K-AR Binary Trigger Group Introducing our new MP5K-AR Navy ambidextrous lower housing, paired with a Franklin Armory Binary Trigger pack and a Magpul MOE grip for a complete MP5K-AR Binary Trigger group. This drop-in unit fits all...HKP-21337-M$849.95