The GAMO C-15 Blowback is a real replica from the B&T MP-9 9mm submachine weapon. MP-9 is a light weight,small size, folding stock airgun. The realistic tactical design from B&T, velocity of up to 450 fps, dual technology (pellet and metal BB's) and semiauto blowback mechanism, make this airgun and excellent choice
Only standard BB's should be used with the C-15 Blowback pistol. To avoid damaging your magazine, never use long-skirt pellets.