The RCBS AR Series 300 AAC Blackout Taper Crimp Seater Die (brand part no. 22462) is RCBS’s taper crimp seater die for the AR Series 300 AAC Blackout cartridge. It seats the bullet and applies a taper crimp to the case mouth in the same step, which is the correct crimp style for cartridges that headspace off the case mouth. Handloaders reach for a die like this to keep ammunition dimensionally consistent from batch to batch, whether the goal is dependable hunting ammunition or the tight tolerances competition and precision rifle shooters need on the range.

Key Specifications

• Chambered specifically for AR Series 300 AAC Blackout, machined to SAAMI-spec dimensions for that cartridge.
• This die seats the bullet and applies a taper crimp to the case mouth in the same step, which is the correct crimp style for cartridges that headspace off the case mouth.
• Standard 7/8-14 threaded die body fits any single-stage or progressive press built to that thread.

Frequently Asked Questions

Why does this die use a taper crimp instead of a roll crimp? Cartridges that headspace on the case mouth, like most semi-auto pistol and carbine rounds, need a taper crimp rather than a roll crimp to chamber and feed correctly.

What press does this die fit? It threads into any single-stage or progressive press built for the standard 7/8-14 die thread.

Buy the RCBS AR Series 300 AAC Blackout Taper Crimp Seater Die

Order the AR Series 300 AAC Blackout taper crimp seater die from RCBS through a Lubbock, TX gun shop for fast, insured shipping to your bench. Browse more reloading dies from Schaefer Defense.