Item Weight (gram) 3065 - Major Color BK - Length 710 ~ 767mm (Adjust in 6 Step) - Barrel Length ~230mm - Blow Back Yes - Hop-up Adjustable - Shooting Mode Semi/Fully Automatic - Magazine Capacity 30 Rounds - Bullet Type 6mm BB - Pistol Power Source HFC134a & HFC22 Gas - Power (Muzzle Velocity) 380 FPS