.303 British Unprimed Rifle Cases -
Winchester Unprimed Rifle Brass loads smoothly and stands up to repeated reloading. Winchester is the only ammunition manufacturer that makes its own cartridge components from raw materials right through to the finished product. The same dedication and quality control goes into the design and manufacture of Winchester rifle and pistol bullets. Shell cases for handguns and rifles are engineered to precise tolerances to ensure smooth feeding and positive chambering.
Reloaders know Winchester understands the demands of shooters and hunters wanting to develop the perfect load. You can rest and reload assured that every Winchester ammunition component is made to meet and exceed the most demanding requirements and performance standards in the world.