RCBS AR Series Small Base Taper Crimp Die Set – 300 AAC Blackout is an RCBS small-base reloading die set for AR Series. Small-base sizing reduces case dimensions slightly beyond standard full-length sizing to support reliable chambering in compatible semi-automatic and repeating firearms.
- Product type: Small-base reloading die set
- Cartridge: AR Series
- Full-length small-base case sizing
- Designed to support reliable chambering
