UMP / USC Series

HK Ratched Wheel Notched Disk For 3 Position Lowers Compatible With: HK G36 HK UMP

HK Heckler and Koch Incomplete Rear Sight for USC and UMP  Includes: Rear Sight ONLY Compatible With: USC UMP

MM HK UMP (9mm) Barrel - 16.5 Inch   Fluted just like the factory HK barrels with 16 flutes.

HK UMP, USC Rail Set Complete - Old Style A complete set of rails for your HK UMP/USC featuring an extended top rail for mounting your optic of choice. The rails are scratch-resistant, class 3 mil-spec hard-coat anodized. Each set includes the top...

Aimpoint T-1, H-1 Optic Mount - S.W.O.R.D.S - Picatinny Mount The S.W.O.R.D.S Enhanced optic shield designed for Aimpoint T1, H1 red dot sights. This patent-pending mount system provides robust glare and impact protection by surrounding the ocular and...

HKP H&K UMP .45 ACP Barrel - Threaded 16x1 LH - 3-Lug New USA made .45 ACP 8" barrel for the UMP or Omega firearms. Each barrel is threaded 16x1 RH and 3-Lug tipped. The finest barrel for the UMP .45 ACP on the market. Specifications: Overall Length...

H&K USC (.45 ACP) Magazine Locking Plate Insert

H&K USC (.45 ACP) Magazine Floor Plate

H&K USC (.45 ACP) Incomplete Trigger Housing - Used Used HK German USC Lower Receiver Empty. German HK, perfect for spare parts.

HK UMP, USC Picatinny Rail Set - 4 Piece - BLEMISHED COSMETICALLY BLEMISHED PARTS ARE FULLY FUNCTIONAL AND SOLD AS IS. THIS PART IS NOT ELIGIBLE FOR RETURN. ALL BLEMISHED PART SALES ARE FINAL. A complete set of rails for your HK UMP/USC featuring an...

Heckler and Koch 4 Piece Picatinny Rail Set for HK UMP and USC - Used Used HK factory Picatinny rail set for the HK UMP and USC. This 4 piece set includes one extended top rail for optics and three smaller rails for side and bottom mounting...

B&T QD Offset Adapter 4mm compatible with Surefire G2Secure your Surefire G2 weapon light to any Picatinny rail section on your firearm with this quick detach, light-weight mount from B&T. Compatible with: All firearms equipped with a Picatinny...