RCBS SMALL BASE SIZER DIE ONLY 11131

.223 REMINGTON FEATURES- Caliber: .223 Remington- The Small Base Sizer Die is for bottleneck type cases used in tight-chambering semi-automatic,pump or lever-action firearms.- The sizer resizes cases below SAAMI minimums, reducing the shoulder & body by a few thousandths.- It also de-primes the case.- Note: Not recommended for ammunition used in bolt-action rifles