UMP / USC Sights / Optics / Mounts

B&T 52mm QD Skeleton Mount for Aimpoint ACRO The B&T QD Skeleton Mount for the Aimpoint ACRO offers a 52mm elevated profile for improved sight alignment. It is ideal for night vision setups that require clearance over forward-mounted IR devices...

H&K UMP/USC/G36/SL8 (.40 S&W/.45 ACP/9mm/5.56/.223) Rear Sight Support

HK Heckler and Koch Fixed Rear Sight Flat Spring or Leaf Spring for HK G36, HK SL8 and HK USC, HK UMP Compatible With: G36 SL8 USC UMP

HKP HK UMP Extended Top Rail - Red Nearly an 1" longer than the standard length top rail. This picatinny top rail allows the user to add an eotech, aimpoint, acog, etc. Made in the USA from aluminum material and hard coat anodize in a beutiful Red...

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

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...

HKP HK UMP/USC 4 Piece M-LOK Set - Cerakote Upgrade your UMP/USC with the HK Parts 4-piece M-LOK set. This kit significantly expands the range of attachments you can add to your UMP/USC receiver, making it the ultimate choice for customization. Crafted...

Front Sight - HK USC, UMP - USA Easy to swap out. Knock out the roll pin, remove, replace, and then re-insert the roll pin. Common wear or breakage part. Compatible With: All models of USC and UMP's