Winchester Defender 12 Gauge PDX1 Segmenting Slugs -This versatile 12 Gauge load was designed to combine the advantages of both slug and buckshot ammunition. Upon firing, the slug maintains desired accuracy at various ranges. On impact, the slug separates into three segments delivering massive terminal damage. 12 Gauge2 3/4 Shell LengthSegmenting Slug Type1 oz Slug Weight1600 fps Muzzle Velocity2484 ft lbs Muzzle Energy