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MM HK UMP, USC Conversion Kit - 9mm This 9mm conversion kit is designed for USC-to-UMP builds and allows existing .45 ACP conversions to be changed over to 9mm with a simple, drop-in parts swap. All components install in minutes and are built to...

50 Round Drum HK91, G3, & PTR The X-91 drum replicates the original HK G8 drum to give you 50 rounds of .308 power housed in a compact, aluminum body.  The X-91 utilizes X Products’ ultra-compact single-stack coil system, delivering...

 HKP MP5 40/10 Trigger Group 3 Position Navy Housing (0,1) - Safe/Semi Only - Clipped & Pinned Finally a lower cost alternative to the spendy & hard to find all German HK FBI or 0,1 ambidextrous trigger group in a 4 position Navy factory...

HK VP9F Threaded Barrel - 1/2x28 Made from high-quality steel with a corrosion-resistant finish, the RCM threaded barrel guarantees long-lasting reliability even under rigorous use. The 1/2x28 threading is the industry standard for many handgun...

WOOX HK Rifle, SMG M-LOK Vertical Grip This M-LOK vertical grip is a compact, ambidextrous foregrip made from American walnut with a reversible dual-wall design (vertical wall AND curved wall) to suit different grip styles. The checkered texture is...

Midwest Industries Arm Brace Hook The Arm Brace Hook is designed for pistols that use a 1.2" diameter buffer tube. It provides a secure and stable point of contact while offering a built-in, ambidextrous QD sling interface. Specifications: Works...

HKP HK VP9SK EDC Magwell - Ultra Low Profile The smallest and most streamlined EDC magwell for the HK VP9SK, now featuring a fully functional funnel designed for rapid, seamless reloads. Crafted from durable aluminum and treated with type 3 hard coat...

HKP HK MP5K Optic Scope Rail The HKP optic scope rail is designed to be welded to the top of the receiver to provide a secure Picatinny optic mount for your MP5K.  Includes sight mount to retain the factory rear diopter sight. Compatible With: HK...

HKP HK G36 Replacement 30 Round Magazine Spring A high-quality replacement spring designed to restore optimal performance to your G36 magazine. Built to withstand frequent use, this component ensures smooth feeding and reliable function. Compatible...

HKP HK P2000SK Compensator for Threaded Barrel The HK Parts P2000SK compensator will add a sleek and tactical look to your P2000SK. With the quick and easy addition of our compensator you will add plenty of benefits. This compensator reduces recoil and...

TPM - Fluted Bolt Knob These bolt knobs can dress up any rifle with a 5/16×24 threaded bolt handle.  Features: Dimensions:1.5" x 7/8" x 7/8" Weight: 2 oz Threading: 5/16x24

TPM - Grenade Bolt Knob TPM grenade bolt knobs are a great way to dress up any rifle. It has a great feel and looks fantastic. Features: Dimensions: 1.90" x 7/8" x 7/8" Weight: 2 oz. Threading: 5/16x24  Made in the USA Compatible...