The Stinger Challenge Kit comes with two P311 spring-powered, repeater pistols with a 12 BBs capacity that shoot at velocities of up to 275 fps. The Airsoft Gel-Trap Target features rings for scoring and a tray at the base to catch BBs for easy clean up. Two packages of 500-count .12g Airsoft BBs (6mm) are included, in two different colors, allowing players to monitor their shots.