HKP HK Parts

HKP HK UMP 9mm Barrel - Threaded 1/2x28 - 3-lug HKP UMP 3-lug 1/2x28 threaded barrel. This is the perfect replacement for a worn out barrel or as a spare. With the 3-lug attachment point you can attach any suppressor or flash hider that is in-spec or you...

H&K/HKP Century AP51 Fixed Stock - Cerakoted - Enhanced Buffer Each stock starts life as an excellent condition surplus stock.  The stocks are then refinished and the recoil rod modified to work specifically with the AP51. Available...

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...

HKP HK UMP Enhanced Top Rail - Red HK USC, UMP top receiver rail with hardware. The extended length allows the use of all optics that fit on a Picatinny rail. This unit has a contoured no snag design for ease of use and a beautiful fit. Includes: Each...

HKP Dual HK MP5 Magazine Clamp Conversion Screw This screw converts a HK91, G3, PTR dual magazine clamp (HKP-19634) into the correct length for use with an MP5 magazine. Includes:  1 screw

German Folding Stock with HK Parts Adapter - MP5 German folding stock with MP5 HK Parts Adapter. The HK Parts adapter offers a QD attachment point and is made from hard coat anodized aluminum. Compatible With: MP5 (NOT compatible with MP5 .22...

Titanium HK MR556, HK 416 Barrel Nut Or Socket For Barrel A must have repair and replacement part for removal or when you have any work done to your barrel as the barrel nut may become damaged in the removal and installation processes. Made in the USA...

HKP HK 91/G3 Extractor - Enhanced Coated Polish  Built for dependable performance, this polished and coated extractor delivers smooth cycling and consistent extraction. A great choice for both upgrades and routine replacements. Compatible With: HK...

HKP 90 Series Flat Trigger - Skeletonized - USA The HK Parts skeletonized flat trigger for 90 series firearms offers improved control, reduced weight, and a modern look. Precision-machined from ordnance-grade billet steel with a QPQ nitride finish for...

Strike Industries Dual Folding Stabilizer with HKP MP5 Adapter The Strike Industries Dual Folding Stabilizer paired with the HKP MP5 picatinny adapter is one of the best options on the market for those looking for a light, compact folding stock...

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 Baseball Trucker Snapback Cap - OSFM - Black & OD Green Get your hands on some of our premium hats!   Features: Official HKP merchandise Cotton twill Mesh back panels Plastic adjustable snap closure Size: OSFM Six-panel