UMP / USC Sights / Optics / Mounts

H&K USC/SL8 (.45 ACP/5.56/.223) Rear Sight Spring

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 HK UMP & HK USC Extended Top Rail For Optics Nearly an 1" longer than the standard length top rail for mounting any Picatinny mount optic.  Made in the USA from 6061 aluminum and hard coat anodize in a beutiful black finish. 

Omega USC/UMP Cocking Handle Assembly   Omega UMP cocking handle assembly is a great complete replacement for broken or worn out cocking handle assemblies. Everything you need for a complete replacement. US made by Omega. UMP cocking handle assembly...

Strike Industries 1913 Picatinny Backup Sights Features: Built-in backup sights when flipped down for quick target acquisition Low-profile and low snag design Toolless adjustments of windage and elevation Quick sliding dual aperture rear sight...

B&T Aimpoint ACRO / NANO 30mm QD 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 With: Any firearm featuring...

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...

Omega HK UMP Rear Sight Complete: All the parts needed for the rear sight on a Gideon Shadow UMP style build. New USA made parts for your build.   Will only work with Gideon Shadow. Locking screw will not work with a German UMP receiver, DEF Gunz or...

H&K HK USC, UMP German Polymer Receiver Optic Rail German HK USC, UMP polymer top Receiver Rail with mounting hardware. Includes: Factory HK rail 2 mounting screws Compatible With: HK German spec UMP USC upper receivers

HKP HK UMP/USC 4 Piece M-Lok Set - Anodized  Upgrade your UMP and USC with the HK Parts 4-piece M-Lok set, designed to eliminate the hassle of snagging and shredding your knuckles on Picatinny rails. This exceptional set significantly expands the...

Aimpoint - T1 Mount - Lower 1/3 Co-Witness  Features a machined recoil lug for consistent, repeatable mounting. Features:  6061 T6 aluminum Black anodized Machined recoil lug Compatible With: Aimpoint T1 / H1 Series optics

Trijicon RMR/SRO 45° Rail Offset Adapter Perfect for that situation where you need the versatility of a magnified optic paired with a Trijicon RMR or SRO red dot sight in close quarters. This offset rail adapter attaches to the firearm's picatinny...