Remington UMC Centerfire Rifle Ammunition is one of the latest products from the Union Metallic Cartridge Company (UMC) and Remington. Tracing its roots to 1867 UMC was the first ammo company that made centerfire ammunition and was responsible for Plama Match ammunition known for accuracy. The UMC centerfire ammo is perfect for high-volume shooting such as training target shooting and hunting varmints. There is the option of jacket hollow point bullets or metal-case ones as well as a range of calibers to select from letting you select the ideal bullets for your task and rifle.image