HKP HK Parts

HKP HK Parts and Heckler and Koch M-LOK Forearm for HK MP5 .22LR  HK Parts brings you a long overdue option for all the MP5 .22LR owners. Our new forearm takes the classic MP5 plastic forearm...

H&K MP5 .22 Match Trigger Spring Kit - Set of 3 Enhanced Springs The HK Parts Match drop-in spring upgrade set will enhance your MP5-22's trigger pull to an even smooth, crisp, and lighter pull...

3 Position 0,1,F Navy Ambidextrous Grip Housing -USA MADE This housing is for push pin type receivers such as those found on AP5, Zenith Z-5RS models or POF full size MP5 models. This is a USA made...

HKP MP5 9mm SEF Semi Trigger Pack - Match We have one of the best HK gunsmiths in the country that is able to take hand picked German HK F/A trigger packs and modify them to semi-auto. This is done...

MP5 A3 Retractable Stock "H" Buffer For All HK A3 Retractable Stocks The A3 stock buffer is a high wear and common replacement items that does need to be replaced when they become torn, cracked,...

HK MP5 40, MP5 10 Bolt Hold Open Axle Rod & Pin Combo Each bolt hold open rod axle includes the 2 pre-drilled holes for the threaded activation screw and the clamping sleeve. This offering...

HKP HK MP5 .40 S&W Barrel - Threaded 9/16x24 - 3-Lug Newly manufactured US Made MP5 .40 S&W barrel that is 3-lugged and threaded with matching thread protector. This is a barrel offering that...

  HK Parts 9mm Barrel threaded at 1/2x32 for your HK MP5made in the USA Made in the USA This is the highest quality, best valued US-made MP5-N barrel available. This high-quality barrel is...

HKP MP5 9mm Navy Barrel - Threaded 1/2x28 - 3-Lug High quality, US-made MP5-N barrel. Built to last and finished in resilient nitride. Precision milled to the latest specs with the factory correct...

HKP MP5 9mm Barrel Extension The MP5 3-lug barrel extension functions as a fake suppressor to give the standard 8.85" barrel an overall length of 16" for rifle builds.  The extension slips over...

HKP MP5 40/10 Fake Suppressor/Barrel Extension - 3-Lug This fake suppressor is used as a barrel extension to bring your H&K MP5 40/10 8.85" barrel to legal conforming standards of 16" so you do...

HKP HK MP5 Binary SL Selectors: Our selectors were made to work specifically with the Magpul SL housing in conjunction with the popular Franklin Armory Binary trigger pack. We aimed to keep the same...