Winchester Ammunition USA VALOR, 12 Gauge, 2.75, #8 Shot, 25 Round Box USAV128 Winchester celebrates its commitment to American freedom with the USA VALOR ammunition series. From World War I through modern day deployments, Winchester remains steadfast in its support of U.S. Warfighters as the largest small caliber enterprise in the world. Your purchase of Winchester's USA VALOR Series helps support Folds of Honor.