AA Loads are the highest quality and performance Target Loads ever developed. Winchester still remains the overwhelming choice of serious target shooters the world over. AA loads more than any other Target Load on the market has consistently produced winning results for Trap Skeet and Sporting Clay shooters. – Gauge: 12 Gauge – Length: 2.75 – Weight: 1 oz – Shot Size: 7.5 – Muzzle Velocity: 1350 fps – Rounds Per Box: 25 – Rounds Per Case: 250