The Winchester PDX1 Defender
This video features John Zent of NRA Publications discussing Winchester's PDX1 Defender ammunition. The Defender is highlighted as a self-defense round designed for the .223 caliber, specifically engineered to address common issues associated with high-velocity rounds in this caliber. The discussion takes place in the context of SHOT Show 2011, with a link provided for further coverage from AmericanRifleman.org.










