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.

HDPS .45 ACP 5 Prong Flash Hider - Threaded 16x1 LH The 5 Prong Flash Hider is designed to fit .45 ACP firearms threaded 16x1 LH This highly anticipated flash suppressor enhances accuracy by up to 35% and reduces recoil by up to 40%. With no indexing...

HK UMP .45 Magazine Locking Plate   Made in the USA

HK UMP, USC & G36 Trigger New HK German factory trigger. A great spare or replacement part. Compatible With: HK G36 HK UMP HK USC

Kydex Grip Wrap - Ambidextrous - HK USC Featureless Kydex grip wrap for use with detachable magazines. Prevents a wrap around style pistol grip. Allows the use of the factory magazine release and detachable magazines over 10 rounds. Preban hi-capacity...

HK Index Plate For All UMP, USC, G36, & SL8 Lowers Compatible With: HK UMP HK USC HK G36 HK SL8

HK German UMP .40 cal 30 Round Factory Magazine New factory fresh production HK magazine. Compatible With: HK UMP .40 HK USC-UMP conversions LWRC SMG.40

B&T Brugger and Thomet Aimpoint ACRO / NANO 22mm Low Mount The B&T ACRO NANO optic mount is a universal QD mount for any firearm featuring a Picatinny top rail.  Keep your optic profile compact with this Swiss made mount. Compatible...

Holosun 510 Series Open Reflex Sight - Universal Picatinny Mount The HS510C is a versatile open reflex optic designed for long gun applications. HS510C is at home on carbines, PCCs, and shotguns due its durable design. HS510C features and aluminum...

H&K USC/SL8 (.45 ACP/5.56/.223) Left Selector Lever HK German USC, SL8 left side selector lever 2 position 0,1 Safe, Semi only. Compatible With: HK SL8 HK USC

HKP HK UMP/USC (.40 S&W/.45 ACP/9mm) Stock Block B Sling Pin The original thumb screw version for all stock block B's.

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