WINCHESTER AA SPORTING CLAYS 410 BORE 2-1/2" #7.5 SHOT SHOTGUN AMMO Since 1965, AA has been recognized as one of the finest quality target shotshells ever developed, continuing the Winchester tradition of legendary excellence with unparalleled target-breaking performance that revolutionized the target shooting and reloading industry. FEATURES: Hard-Hitting: Lead Shot Alloyed with Antimony Excellent Reloadability: Brass Head and High-Strength Hull Tight Patterns: AAA(R) Wad Technology Consistent and Clean-Burning: Best-in-Class Primer and Powder Mfg: Winchester