Lee Precision 90140 Case Length Gauge30-06 Springfield Steel Works With Zip Trim Includes Shell Holder
The Lee Precision 90140 is a case length gauge and shell holder combo built for reloaders working with 30-06 Springfield brass. If you're trimming cases to spec or squaring case mouths—two critical steps for consistent ammo—this hardened steel gauge gives you a fast, accurate way to measure and prep your brass before the next firing. The included shell holder keeps cases steady during trimming operations, making the whole process more controlled and repeatable. It's the kind of straightforward tool that rewards attention to detail: proper case length directly affects feeding, chamber fit, and load consistency, especially in precision rifle work.
Built to SAAMI specifications and made from hardened steel, the gauge is designed to handle repeated use without wearing out or losing accuracy. Whether you're a high-volume handloader or someone who takes pride in case prep, this combo eliminates guesswork and lets you focus on what matters—producing reliable, safe ammunition.
The 30-06 Springfield is one of the most-reloaded cartridges in America, and this gauge is tailored specifically for it. Pair it with a Lee case trimmer and you've got everything you need to keep your brass in spec, shoot after shot.
Key Features
- Hardened steel construction for durability and accuracy over time
- Precision-crafted to SAAMI specifications
- Fast, accurate case length measurement
- Shell holder included to secure cases during trimming
- Caliber-specific design for 30-06 Springfield
- Works with Lee Case Trimmer Cutter systems
- Squares case mouths while measuring length
Specifications
| Product | Lee Precision Case Length Gauge with Shell Holder |
| Model | 90140 |
| Caliber | 30-06 Springfield |
| Material | Hardened Steel |
| What's Included | Case length gauge, shell holder |
| Compatibility | Works with Lee Case Trimmer Cutter |
Frequently Asked Questions
What's included with the Lee case length gauge?
The kit comes with the case length gauge itself and a shell holder sized for 30-06 Springfield. Both are made from hardened steel.
Does this work with Lee case trimming equipment?
Yes. The shell holder is designed to work with Lee Case Trimmer Cutter systems, holding your cases securely in place while you trim and square the mouths.
Is this gauge only for 30-06 Springfield?
This specific model (90140) is caliber-specific for 30-06 Springfield. Lee makes similar gauges and shell holders for other popular cartridges.
Why does case length matter in reloading?
Consistent case length ensures proper feeding, reliable chamber fit, and uniform powder and primer seating. It's a foundational step in producing safe, accurate ammunition.

