Federal Freight Train, 12 Gauge, 3, 300 Grain, Copper Sabot, 5 Round Box P151 FT This is a lineup of tipped slugs in 12- and 20-gauge, and 2 3/4-or 3-inch. The load's streamlined copper projectile and exclusive sabot design combine to print excellent groups at 200 yards through rifled barrels. A polymer tip and aerodynamic nose profile maximize downrange energy, while the externally skived nose cavity provides dramatic expansion.