RCBS Expander/Decapping Assembly 6mm

Description

The RCBS Expander/Decapping Assembly for 6mm (.243 Winchester) is an accessory used with sizing dies to de-prime cases and expand the neck on bottleneck cartridges. This assembly includes an ultra-hard carbide expander button and an adjustable positioning sleeve to help achieve consistent neck dimensions. The unit also incorporates an expander rod, expander ball and a decapping pin for integrated de-priming and neck expansion during the sizing process.

Key Specifications

• The size is 6mm.
• The compatible cartridge is .243 Winchester.
• The finish is Gray.
• The material is Metal.
• The product type is Decapping Pin.
• The assembly quantity is 1.
• The listed weight is 0.0313.
• The shipping weight is 0.0313.
• The unit includes an expander rod, expander ball and a decapping pin.
• The expander button is an ultra-hard carbide component.

Purpose-built for reloading benches, this RCBS expander/decapping assembly provides a compact, durable option for integrated neck expansion and de-priming. Its carbide expander and adjustable sleeve give reloaders a reliable way to maintain consistent case necks when used with appropriate sizing dies, making it a practical addition for shooters who prioritize precise case preparation.