WTS: HK UMP / HK USC Cocking Handle Assembly with Spring and Roll Pin-screenshot_2019-08-24-hk-ump-usc-cocking-handle-assembly-spring-roll-pin.png

HK UMP / HK USC Cocking Handle Assembly with Spring and Roll Pin -$20.99
https://www.gatewoodsupplyco.com/HK-...Pin_p_261.html

Gatewood Supply Company
https://www.gatewoodsupplyco.com