Starline Brass 300 AAC Blackout Unprimed Cases, Brass - 300BLKEUP100

Starline unprimed brass cases designed for 300 AAC Blackout/Whisper (7.63x35mm) rifle ammunition reloading. This bag contains 100 pieces of virgin brass with dimensions of 1.356"-1.360" in length and 6.5" width. Ideal for handloaders seeking consistent, quality brass for custom ammunition production.