The Star Team line of ammunition from Rio is specifically designed for competition shooters. These 12-gauge loads come in three varieties - the Star Team 24 28 and 32 - and they are capable of achieving muzzle velocities of up to 1360 feet per second. If you are in need of a high-quality competition target load look no further than the Star Team line of ammunition from Rio. These shells feature a clean-burning single-based powder as well as a well-matched wad and primer - this combination of features ensures smooth recoil moderate pressure and high muzzle velocities.