Remington UMC .223 Ammunition: A Review
5 Minute Read 0 Comments I’m very familiar with Remington’s UMC .223 55-grain ammunition, having used it for many years. This load weighs 55 grains and is a Full Metal Jacket (FMJ) profile. Let’s take a closer look at the .223, and Remington’s UMC load, in particular. History Developed in 1957, the .223 Remington is…