Hi-capa/AAP01/Glock/M9/etc... UCK (Universal Carbine Kit) for Airsoft GBB

*PLEASE CHECK THE LAST PROJECT PICTURES FOR THE SCREW SIZES* Hello ! Here is a new model of carbine kit, designed to be compatible with the vast majority of airsoft GBB available: the Universal Carbine kit. If your GBB has a rail on the lower frame, then it's technically compatible! The cocking handle is linked to your slide through the rear sight. It uses it as a surface to cock the replica. Since every GBB has a different rear sight, I included a generic one with a lot of