REMINGTON UMC 357MAG 125GR 100RDRemington UMC (Union Metallic Cartridge) . 357 Magnum 125gr rounds offer reliable performance for high volume target practice and training. The full metal jacket design ensures consistent feeding and reduced lead fouling in the barrel. These rounds provide good accuracy for range use at an affordable price point. The 125 grain bullet weight allows for higher velocities and flatter trajectories, making it an excellent choice for target shooting.