VFC Fire Control Unit (FCU) For SIG P320 M17 / M18 GBB Pistol (Part # 03-07 to 03-29)

Key Feature Metal Construction Airsoft Fire Control Unit (FCU) Design For Replace the Original Parts (# 03-07 to 03-29) Suitable For SIG P320 M17 / M18 Gas Blow Back GBB Airsoft Pistol