This two-die set is intended for reloading bottleneck cases, and consists of a Full-Length Sizer Die with an Expander-Decapping Unit, and a Seater Die with Bullet Seater Plug.
RCBS AR Series Die Sets feature a Small Base Sizer Die designed for semi-automatic firearms. The Small Base Sizer guarantees the cartridge will rechamber in AR-platform firearms. The AR Series Die Set also feature a rifle Taper Crimp Seat Die.
Only Hornady shell holders are precision machined from solid steel and then heat treated to perform flawlessly for the life of the press. They also fit on most other brands.