Barnes Pioneer .357 Mag 140 gr XPB ammunition is an all-copper expanding load designed for smooth feeding and reliable terminal performance in both lever guns and revolvers. The XPB bullet is built to promote rapid expansion and strong weight retention, helping deliver deeper penetration with reduced fouling for consistent follow-up shots.
Key Features
All-copper XPB bullet for controlled expansion and weight retention
Engineered for reliable feeding and cycling from tubular magazines to the chamber
Designed to help reduce barrel fouling for cleaner shooting
Made for accurate, consistent performance in .357 Magnum lever actions and revolvers
Choose Barnes Pioneer .357 Mag XPB for dependable revolver and lever-gun performance when you want fast, expanding terminal results.
