UMP / USC Series

H&K HK XM8 Sling - Black New HK German XM8 Tactical Sling. The real deal and a rare HK collectible. Only a few available.

Swiss Military Single Point Sling in OD Green - USED  

Heckler and Koch Left Side Selector Lever for HK USC and HK SL8 .45 ACP, 5.56 / .223 HK German USC, SL8 left side selector lever 2 position 0,1 Safe, Semi only. Compatible With: SL8 USC

Real Avid Bore Boss Pull-Through Bore Cleaner - .40/.41 From the barrel of innovation comes the ultra-compact Bore Boss, the first-ever self-storing, easy-feeding, clean-pulling, field-ready, hassle-free, pure-genius bore cleaner. The single-piece cable...

Stock Block B Sling Pin With Loop washer & Quick Pull Pin for UMP/USC (.40 S&W/ .45 ACP/9mm)   

UMP - 2 Position Lower Grip Frame New UMP Lower. 2 position settings (S,F). Perfect for all your own internals. This item is ideal for the USC to UMP conversion or to keep as a spare. Each lower fits & works with the 45, 40 & 9mm calibers using...

HK Ratched Wheel, Notched Disk G36, SL8 0,1 (Safe & Fire) Only Compatible With: 0,1 or S,F only: HK UMP HK USC HK G36 HK SL8

Aimpoint ACRO P-2, C-2 Optic Mount - S.W.O.R.D.S - Picatinny Mount The S.W.O.R.D.S Enhanced optic shield designed for Aimpoint ACRO P2/C2 red dot sights. This patent-pending mount system provides robust glare and impact protection by surrounding the...

HK USC & UMP Slide For Lower - German New HK German USC slide for conversion of UMP lower. 

HKP HK MP5/K RMR / Holosun Picatinny Sight Mount The HKP HK MP5/K RMR / Holosun Picatinny sight mount offers a secure, low-profile platform for RMR and Holosun optics. Compatible with any firearm featuring a Picatinny rail. It ensures solid mounting,...

Wasatch Arms Key Mount Tool   The Dead Air Crows Foot Wrench engages directly on the Key Mount brake allowing proper axial torque for quick and easy installation.  Made in the USA and finished in black nitride.

HDPS HK UMP/USC Birdcage Flash Hider For Threaded Barrels - Threaded 16x1 LH Designed for threaded barrels with a 16x1 LH thread, this flash suppressor is modeled after the HK UMP flash suppressor for flanged barrels. It’s perfect for those who...