UMP, USC Rear Stock Pin – Swiss
Swiss made UMP stock axle pin. This Is The Rear Stock Pin That Allows You Attach The Stock To Either The Factory Receiver Of A UMP. Or For Those That Are Doing The USC to UMP Conversion. This Is Required To Attach The Stock To The Needed Stock Block (Transition Piece). This pin will work perfectly with all US and German components.
- Origin: German
- Brand: Heckler & Koch
- Pin Type: Roll Pin