HKP HK Parts

HKP Glock 17 Gen 5 Comp Weight™ Compensator - Black The perfect addition to your Glock 17 firearm with our low profile, aggressive Comp Weight™ that flows with the lines of the firearm...

HKP Glock 17 - +6 Round 9mm Magazine Extension Kit - Black Designed to fit all of the Glock 17 models from Gen 1 through and up to the current Gen 5 models. Each unit is fully machined from a solid...

HK 91, G3, & PTR Armorer's Manual This manual is the best manual available for the HK .308 G3, 91, or PTR family of firearms. See the photos for the table of contents.

HKP 10 Round MP5 40/10 Magazine Block MP5 10/30 mag block plug. This is designed to use on the HK MP5 40/10 30 round magazine. Very easy to install & use.  Compatible With: MP5 .40, MP5...

HKP HK MP5/MP5K 4-Piece Set Magazine Release Each magazine catch set consists of 4 pieces and is a mixture of German HK and US-made parts. This is the set that provides left-to-right mag release...

HKP Glock 19 9mm Fluted Barrel - Threaded 1/2x28 The Adams Arms Glock 19 9mm Match Grade Box Fluted Barrel is an improved drop-in fit designed for enhanced accuracy with no gunsmith fitting required...

H&K MR556 & HK416 (5.56x45/.223) Upper Conversion Kit - Threaded 1/2x28 Finally an answer for all of those that have been wanting a 14.5" upper for an HK416 or MR556. This conversion kit adds...

HKP 416 10.4" 5.56 Complete Upper Kit Complete Each kit includes the complete upper assembly, bolt group, tungsten buffer, & high-reliability SS recoil spring. This upper kit is a complete gas...

HKP HK 416/MR556 Short Quad Rail  

HK MR556, CR556 & MR762 HKey Rail Segment - 8 Slot 8 slot picatinny rail segment for the new "HKey" style forearms. This rail section is designed to fit and attach to any of the new HKey style...

HK MR556, CR556 & MR762 HKey Rail Segment - 5 Slot 5 picatinny slot rail segment for the new "HKey" style forearm. Each rail section is designed to fit and attach to any of the new HKey style...

HKP HK MR556/CR556/MR762 H-Key 20 Rail Segment 20 slot rail segment for the new "HKey" style forearms. This rail section is designed to fit and attach to any of the new HKey style forearms now being...