Starline 223 Remington Unprimed Rifle Reloading Brass - 100 Count - Starline reloading components are custom-designed and manufactured to precise specifications to deliver specific on-target performance. These high-quality brass cases are unprimed and in general, do not require resizing before loading. Due to variances in the diameter of different bullet types, it is a good practice to size the case only as far down as the bullet seating depth. When full-length sizing is required, it will be noted in the box with the brass. Pick up some of these high-quality brass cases today for your next reloading session. Starline Reloading Components 223REMEUP-100 .223 Remington Brass cases Unprimed Small Rifle Primer Compatible 100 Count