Peterson Cartridge .300 Win Mag Long Brass Rifle Casings - 50/Box

Peterson Cartridge is a family-owned American manufacturer specializing in match-grade brass rifle casings and loaded ammunition. Their .300 Win Mag Long unprimed brass brings the reloader Peterson's signature quality control and dimensional consistency in a proprietary take on the legendary .300 Win Mag case, giving handloaders a versatile foundation for precision rifle loads.

These unprimed brass rifle casings are designed for reloading, ready to accept your choice of primer, powder charge, and projectile. Built to Peterson's match-grade standard, the brass delivers the uniformity serious handloaders demand for consistent neck tension, case life, and accuracy across long-range and hunting applications.

Each box contains 50 pieces of unprimed brass, with a full case of 10 boxes (500 pieces total) for high-volume reloaders. USA-made and engineered for reloaders who want premium American brass for their precision rifle handloads.