Description

300 AAC BLACKOUT brass- 300 BLACKOUT cases for sale.

100 factory new Winchester unprimed 300 AAC Blackout brass, ready to reload.  Uses small rifle primers.

Notes: A shortened 5.56 case sized to .30 caliber, can shoot both supersonic and subsonic, depending mainly on choice of bullets.  Generally 180-grain and heavier used for sub loads. The original concept was JD Jones 300 Whisper, a creation invented to shoot feral pigs and not draw attention from neighbors.  A Blackout has a chamber throat .015 inches longer, other than that load data is the same.