Winchester Autobuck 12 Gauge 2-3/4in #1 Buck Target Shotshells - 5 Rounds - Winchester AutoBuck is an all-purpose buckshot load designed to reliably function in most semi-automatic shotguns, as well as pump action, break action, and others. With a payload suitable for hunting, defense, and target shooting, AUTOBUCK is the dependable go-to buckshot load for nearly all situations. Made in the USA ; High-Hit Probability - Packed with 3 additional pellets than traditional 9 pellet buck loads; Stopping Power - #1 buckshot hits with authority; Ultra-Reliable - Optimized payload & velocity for functioning of semi-auto shotguns;