Rcbs Ammomaster .50 Bmg Press Conversion Kit

The RCBS AmmoMaster .50 BMG press conversion kit is built for reloaders serious about the big caliber—it transforms your standard AmmoMaster press to handle .50 Browning Machine Gun cases. If you're loading .50 BMG, this kit gives you everything needed to adapt your existing press to the larger die format, keeping your workflow on one platform instead of juggling separate equipment.

The kit is purpose-built for .50 BMG handloaders who want the convenience and consistency of their AmmoMaster system scaled up to magnum rifle cases. Rather than investing in an entirely separate press, this conversion lets you leverage the press you already know and trust. It's a practical solution for the dedicated reloader who's committed to the .50 BMG cartridge and wants to streamline their bench.

All the components needed for the conversion are included—no hunting for adapters or die components elsewhere. The kit handles the transition to the 1.5-inch die size that .50 BMG requires, so you can start loading without guesswork or modification on your end.

Key Features

• Designed specifically for RCBS AmmoMaster press owners
• Converts your press to handle .50 BMG cases and dies
• Complete conversion kit—all necessary parts included
• Adapts press to 1.5-inch die size for .50 BMG compatibility

Frequently Asked Questions

What press does this conversion kit work with?

This kit is made for the RCBS AmmoMaster press only. It's not compatible with other RCBS press models.

Will this kit let me load .50 BMG on my AmmoMaster?

Yes—the kit converts your AmmoMaster to accept .50 BMG cases and dies by adapting the press to the 1.5-inch die format used for the cartridge.

What comes in the box?

The kit includes all components necessary to perform the conversion. No additional parts need to be sourced separately.

Do I need dies and shell holders separately?

The kit provides the conversion hardware only. You'll need to source .50 BMG dies and shell holders compatible with your reloading setup.