Winchester Ammunition AA Supersport Sporting Clay, 12 Gauge, 2.75, #8, 1.125 oz., Shotshell, 25 Round Box AASC128 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.