Lee Case Length Gauge & Shell Holder, 7x57mm Mauser

The Lee Case Length Gauge & Shell Holder for 7x57mm Mauser (Lee part no. 90130) is a caliber-specific gauge that trims brass to the correct length and squares the case mouth. It is machined to trim 7x57mm Mauser cases to 2.215–2.235 inches, the factory-correct length for that cartridge. It is used together with the Lee Cutter and Lock Stud or the Lee Zip Trim to do the actual cutting. The set includes a matching shell holder, so reloaders working up 7x57mm Mauser brass have everything needed to trim a case to length in one package. Machined from steel, this gauge from Lee is a straightforward way to keep every case in a batch trimmed to a consistent, safe length.

Key Specifications

• Sized specifically for 7x57mm Mauser brass.
• Trims cases to 2.215–2.235 inches, the correct factory length for this cartridge.
• Sold as a 2-piece set including a matching shell holder.
• Holds one casing at a time for a controlled, consistent trim.
• Used with the Lee Cutter and Lock Stud or Zip Trim to perform the cut.
• Machined from steel for long-term accuracy and durability.
• Weighs in at about 1.0 oz, light enough to keep several on hand without adding bulk to a kit.

Frequently Asked Questions

What length does this gauge trim 7x57mm Mauser brass to? It trims cases to 2.215–2.235 inches, the correct factory length for 7x57mm Mauser.

Does it include a shell holder? Yes, it is sold as a 2-piece set that includes a matching shell holder for this cartridge.

What tool actually does the cutting? This gauge is used with the Lee Cutter and Lock Stud or the Lee Zip Trim, which perform the cut.

Buy the Lee Case Length Gauge & Shell Holder, 7x57mm Mauser

Add the Lee Case Length Gauge for 7x57mm Mauser to your case-prep kit and keep every case trimmed to a safe, consistent length. Order it from our reloading equipment lineup, shipped fast from our Lubbock, Texas gun shop.