Ammo Specifications Gauge: 20 Shell Length: 2-3/4 Slug Weight: 5/8 oz Slug Type: Trophy Copper Slug Muzzle Velocity: 1700 fps Quantity: 5 Rounds per box Slug hunters have a new option when hitting the deer woods. Trophy Copper Sabot Slug is an all-copper slug that incorporates the most advanced technology in the industry. It successfully achieves better accuracy, less drop, manageable recoil and consistent penetration and expansion.