Description
Description
RCBS Expander/Decapping Unit – .30 Caliber / 7.62mm
The RCBS .30 Caliber Expander/Decapping Unit is a factory replacement assembly designed for neck expansion and primer removal in bottleneck rifle cartridges. It’s compatible with a wide range of .30-caliber cases, including .308 Win, .30-06 Springfield, .300 Win Mag, and more.
Key Features:
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All-in-One Assembly: Includes expander rod, expander ball, and decapping pin
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Precision Machined: Ensures concentricity and smooth case neck expansion
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Durable Steel Construction: Built for long-term reliability
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Factory Replacement: Same unit shipped with RCBS sizing dies
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Wide Compatibility: Works with .30 Rem, .30-30 Win, .308 Win, .300 BLK, .300 Win Mag, .300 Wby Mag, .30-378 Wby Mag, and others
Specifications:
| Feature | Details |
|---|---|
| Caliber | .30 / 7.62mm |
| Components | Expander rod, ball, decapping pin |
| Material | Hardened steel |
| Item Number | 9812 |
| Compatibility | RCBS bottleneck sizing dies |









