DOUBLE X 20 GAUGE 3" #4/5 SHOT SHOTGUN AMMO Winchester Double X turkey ammunition uses copper plated lead shot and Grex buffer to slam turkeys' season after season. FEATURES: Copper Plated Lead Shot Minimizes pellet deformation for more pellets on target and increased knock-down power High-Velocity Payload Custom blended powders provide shot-to-shot consistency at peak velocities Increased Pattern Density Grex buffering improves pattern performance at all ranges compared to traditional loads Mfg: Winchester