Remington UMC .45 ACP 230 Grain Full Metal Jacket Brass Cased Pistol Ammo 100 Rounds. These 45 ACP Ammunition from the innovators at Remington feature a metal casing that reloads quickly for high volume shooting. With a full metal jacket the Remington .45 Automatic Ammunition is primed to be non-corrosive. On the trail or on the range Remington 230 Grain FMJ Ammunition is an experience like no other. Specifications for Remington UMC .45 ACP 230 Grain Full Metal Jacket Pistol Ammunition: Manufacturer: Remington Caliber: .45 ACP Bullet Type: Full Metal Jacket (FMJ) Bullet Weight: 230 grain Cartridge Case Material: Brass Muzzle Velocity: 835 ft/s Muzzle Energy: 356 ft-lbs Application: Target Primer Style: Centerfire Lead Free: No Fabric/Material: Brass Gun Type: Pistol Package Contents: Remington UMC .45 ACP 230 Grain Full Metal Jacket Pistol Ammunition Remington 23797: UMC .45 ACP 230 Grain Full Metal Jacket Brass Cased Pistol Ammo 100 Rounds