12 Gauge Shell Holder - Brass Case
This shell holder is designed for use with the RCBS® Cowboy Shotshell Die.
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In Stock
Designed to properly hold brass shotshell cases while sizing, powder charging, shot charging and crimping for your Cowboy Action loads.
- 12 Gauge shotshell shell holders are built for Single Stage Press
- RCBS shell holders are manufactured to exacting tolerances
- RCBS shell holders are hardened for years of use
- RCBS shell holders ensure proper alignment between the cartridge and die
- RCBS Limited Lifetime Warranty
Features

Shell holders are a must for any caliber you're reloading, and we have you covered.
Check out our reference charts to find what shell holder is recommended for you.

Shell Holder Rack
No more shell holders all over your bench! Organize all your shell holders in a convenient and accessible location with our Shell Holder Rack. Learn more here.

RCBS: Precisioneered Reloading
RCBS has dedicated itself to the craft of handloading ammunition since it was founded in 1943. RCBS is the leading manufacturer of reloading equipment for rifles and pistols. Reloading is an exact process with tight tolerances. It requires precision and skill to be done correctly. That’s why RCBS makes state-of-the-art products all are backed by RCBS’s industry-leading reputation.