Winchester Super X Xpert High Velocity shotshells deliver extreme power and dense patterns for dedicated waterfowl hunters. These 12 Gauge, 3.50 magnum shells feature a 1 3/8 oz load of #3 steel shot, achieving a blistering muzzle velocity of 1550 ft/s. The lead-free steel construction ensures full environmental compliance while providing maximum knockdown power at extended ranges. Each box contains 25 rounds of high-performance ammunition designed for superior reach and reliability. This load is an ideal choice for taking down fast-moving waterfowl in non-toxic zones. Safety Note Only use this ammunition in firearms specifically chambered for 12 Gauge 3.50 shells and rated for steel shot. Ensure your chokes are steel-shot compatible to prevent barrel damage. Always follow all safe hunting practices and local laws.