MP5 / SP5 922r Compliant Parts
Ensure your MP5 or SP5 meets 922r compliance with our top-quality U.S.-made H&K parts. From stocks and handguards to triggers and bolt carrier groups, our selection of 922r compliant parts helps you maintain legal status while optimizing the performance of your MP5/SP5 series firearm.
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On Sale
DTAC Picatinny Rail For HK Receivers - 15 Slot
DTAC Dakota Tactical
Now: $67.45Was: $74.95Dakota Tactical Picatinny Rail To Weld To The Receiver Mil-Spec all steel picatinny rail in the white, relief cut for HK receivers & made for mounting scopes and optics to HK builds. This unit easily welds to the top of your HK receiver. Compatible...Now: $67.45Was: $74.95 -
On Sale
HK MP5 40/10 Magazine Follower
HKP HK Parts
Now: $7.96Was: $9.95HKP MP5 40/10 Magazine Follower A perfect replacement part for all HK MP5 40/10 magazines. Also counts as one 922r compliant part.Now: $7.96Was: $9.95 -
On Sale
HK MP5 Receiver Flat - 9mm
HKP HK Parts
Now: $151.96Was: $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...Now: $151.96Was: $189.95 -
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...$899.95 -
On Sale
HK MP5K, SP89 Receiver Flat with Weldment Set
HKP HK Parts
Now: $191.96Was: $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...Now: $191.96Was: $239.95 -
On Sale
HK MP5K 9mm Trunnion
HKP HK Parts
Now: $46.36Was: $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...Now: $46.36Was: $57.95 -
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...$849.95 -
On Sale
DTAC Picatinny Rail For HK Receivers - 13 Slot
DTAC Dakota Tactical
Now: $67.45Was: $74.95DTAC Picatinny Rail For HK Receivers - 13 Slot Mil-Spec all steel picatinny rail in the white, relief cut for HK receivers & made for mounting scopes and optics to HK builds. This unit easily welds to the top of your HK receiver. Compatible With: HK...Now: $67.45Was: $74.95 -
On Sale
HK90 Series S1 Curved Trigger - Skeletonized
HKP HK Parts
Now: $55.16Was: $68.95HKP 90 Series S1 Curved Trigger - Skeletonized - USA The HK Parts Skeletonized S1 curved 90 series trigger is expertly engineered for exceptional performance and reliability. It fits all 0, 1, SEF, and Navy style trigger packs effortlessly. Due to its...Now: $55.16Was: $68.95 -
On Sale
HK MP5SD 9mm Front End Kit
HKP HK Parts
Now: $959.96Was: $1,199.95HK MP5SD Front End Build Kit The HK Parts MP5SD front end kit includes everything required (except suppressor) to build an MP5SD front end including the best US and German components available. Each kit counts as 4 922r USA-made parts toward the...Now: $959.96Was: $1,199.95 -
On Sale
Modular Folding Stock System - HK MP5, SP5
F5 MFG
Now: $404.95Was: $449.95Modular Folding Stock System - HK MP5 The telescoping, left side-folding polymer stock is fully adjustable for comb height and length of pull, making it a versatile option for the most advanced applications. Features: MP5 adapter machined from 6061...Now: $404.95Was: $449.95 -
HK MP5K, SP5K Binary Trigger Group - SEF Ambi - BFSIII - 9mm - Contoured
FA Franklin Armory
$1,499.95 - $1,549.95Franklin Armory HK MP5K - BFSIII HK-C1 – Binary Trigger Group – SEF – Contoured In position 3 it will fire 1 round on pull and 1 round on release. With a 4.5 lb trigger pull, making this the fastest semi-automatic trigger on the market...$1,499.95 - $1,549.95