HKP HK Parts 20-30% OFF

RCM- MP5 40 & MP5 10mm - Bolt Group Complete Ideal to replace out of spec, worn, or broken bolt groups or for that custom build. Includes: RCM bolt head complete RCM locking piece RCM firing pin RCM firing pin spring RCM full auto bolt carrier...

Firing Pin HK45 & HK45 Tactical - Titanium - Grade 6 A solid billet CNC offering at 40+% lighter than comparable steel firing pins. Our titanium firing pins travel faster in the slide, delivering a quicker lock time & enhancing accuracy. Titanium...

HKP HK 91/G3 (7.62x51/.308) Complete Tungsten Full Auto Bolt Group US Made HK 91/G3 Full Auto Bolt Group Complete - NEW Each bolt group is built using HK factory prints, specs here in the US. As an added bonus each bolt group counts as two US parts for...

HKP HK MP5 Enhanced Recoil Spring The HK Parts enhanced recoil spring offers a 5% increase in strength over the factory MP5 spring. Ideal for high round count firearms, suppressed setups, or simply to improve longevity. Won't fit F style recoil rods or...

HKP HK21 Drum Hanger with H&K 100 Round Drum Complete your HK21 or FMP21 build with our HKP drum hanger and H&K original 100-round drum.  Our HK21 drum hanger is precisley machined from 4140 billet steel, heat-treated to 50 Rockwell, and...

HKP HK33, HK53, HK93 Dual Magazine Clamp Securely hold two HK33 magazines together for fast mag swaps. Precision-machined from billet aluminum and anodized in the popular red or classic black. Our dual mag clamp is a must for those quick mag changes...

HKP HK 91/G3/MSG90 5 Round Magazine - Steel - (7.62x51/.308) 5 Round German Steel 308 Magazine With US Made Floorplate (Counts as 1 US made Part for 922R compliance) For HK Rifles.This magazine is made by Heckler and Koch & converted to five rounds...

HKP Zenith 9mm US Made Trigger Pack With Flat Trigger  Semi auto trigger pack complete with flat trigger installed. Completely assembled & ready to drop in. The remaining parts are all German HK Or US made parts to make up the rest of the...

HKP P30 9mm Fluted Barrel - Threaded 13.5x1 Made from ordnance grade steel, heat treated, and finished with durable nitride. Each fluted barrel includes an O-ringed thread protector that will not loosen or fall off during range sessions...

Magazine Extension - +10 - HK USP 9mm  Easy to install. Simply add the mag extension to your existing mag body and follower. No gunsmithing needed. Made 100% in the USA out of aircraft-grade, hard-coat anodized aluminum with steel hardware. Ultra...

HK US MP5 .40 S&W Locking Roller, +2 The proper roller size is essential for proper headspacing of bolt gap. +2 / 8.02mm Please Note: The price listed is per roller. Order 2 (pair) for a complete set for the bolt head. An easy way to remember the...

HKP/H&K MP5K/SP89 9mm SEF Metal Style Grip Frame Each German HK housing started out as a factory HK German select fire metal housing. Each housing was modified by welding in a factory correct semi auto shelf, clipped from a double tang housing to a...