HKP HK Parts - Up to 80% Off

HK45C MOD 1 Compensator - Threaded Barrel The HK Parts MOD 1 compensator strikes a seamless balance of form and function. Users will immediately notice the reduction in muzzle flip and recoil, getting you back on target quicker. Each MOD 1 comp includes...

HKP HK MP5K .40,10mm Folding Stock with Adapter Genuine H&K UMP folding stock completely assembled with the HK Parts stock adapter. CNC machined aircraft grade aluminum with QD sling attachment point. Available exclusively at HK Parts. Compatible...

HKP MP5, SP5 Slimline M-LOK Handguard Once a rare find after HK discontinued it, the classic slimline M-LOK handguard returns as a U.S-made update. This new version features a redesigned pattern for improved grip and comfort. Inspired by the original HK...

HKP SIG P320C Compensator - BLEMISHED ONLY 1 UNIT AVAILABLE - AS PICTURED DINGS COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL.  Our P320 P320C compensator...

HKP HK UMP Extended Top Rail - Red Nearly an 1" longer than the standard length top rail. This picatinny top rail allows the user to add an eotech, aimpoint, acog, etc. Made in the USA from aluminum material and hard coat anodize in a beutiful Red...

HKP Wide Handguard for HK MP5, SP5, and HK94 - Blemished ONLY 1 UNIT AVAILABLE - AS PICTURED HOLES NEED FITTING COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL...

HKP HK MP5 9mm Receiver Flat w/o Sling Clip The MP5 9mm receiver flat serves as the foundation for custom MP5 builds. This version does not include a sling clip cutout, offering flexibility for customization. Precision-engineered for compatibility with...

HKP HK Parts Picatinny Rail Brace and Stock Adapter for HK MP5K .40, 10  Open your MP5K up to a vast range of brace and stock options with our Picatinny rail stock adapter.  Designed specifically for the MP5K 40 cal and 10mm platforms. ...

HKP HK P2000 +7 Magazine Extension Kit  This listing is for the magazine extension ONLY.  This is not a complete magazine.  The referenced magazine capacity is the total capacity once the extension...

HKP HK MR762 & HK 417 Rear Sight Drum Made in the USA.

HKP .40 S&W Enhanced Titanium Thread Protector- Threaded 9/16x24   This solid titanium .40 S&W tactical thread protector is designed for barrels threaded 9/16x24. It’s an essential accessory for safeguarding your threaded barrel,...

MP5 .40 Pistol Build Kit Complete German & USA Made Parts MP5 .40 parts kit complete with all the parts needed for an MP5 semi-auto pistol. Each kit comes with all 6 of the needed US made compliance parts to be legal as a pistol (N/A) rifle, or SBR...