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LEE 90158 CASE LENGTH GAUGE & SHELL HOLDER 357 MAGNUM
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SKU: 90158-734307901585
Overview
Built for .357 Magnum case preparation, this gauge and shell holder provides a straightforward way to trim brass to length and square the case mouth. It is designed for use with the Cutter and Lock Stud or Zip Trim, making it a practical addition to a reloading bench focused on consistent case setup. The trim range is listed at 1.270 to 1.290 inches, so it suits reloaders working within that specification. Simple and purpose-driven, it supports careful brass prep without unnecessary complexity.
Why Hunters Choose the Lee Precision
Precise Way
To trim .357 Magnum cases
Helps Square
Case mouth during trimming
Works Cutter
The Cutter and Lock Stud
Specifies Trim-to-length
Range of 1.270 to 1.290
Simple, Purpose-built
Tool for .357 Magnum case
Key Features
- Case length gauge for .357 Magnum brass
- Helps trim cases to length and square the case mouth
- Designed for use with the Cutter and Lock Stud
- Also compatible with the Zip Trim
- Trim-to-length range: 1.270 to 1.290 inches
Best Used For
- Reloaders trimming .357 Magnum cases to the specified 1.270 to 1.290 inch range
- Shooters using Lee Cutter and Lock Stud or Zip Trim for case preparation
- Handloaders who want a simple gauge for squaring the case mouth during trimming
- Budget-conscious reloading bench users needing a dedicated .357 Magnum case length tool
Specifications
| Caliber | 357 Magnum |
|---|---|
| Case Length Gauge | Yes |
| Compatible With | Cutter and Lock Stud or Zip Trim |
| Model Number | 90158 |
| Purpose | Trim to length and square the case mouth |
| Shell Holder | Yes |
| Trim Length Maximum | 1.290 inches |
| Trim Length Minimum | 1.270 inches |
Pros
- Provides a precise way to trim .357 Magnum cases to length
- Helps square the case mouth during trimming
- Works with the Cutter and Lock Stud or Zip Trim
- Specifies a trim-to-length range of 1.270 to 1.290 inches
- Simple, purpose-built tool for .357 Magnum case preparation
Considerations & Trade-offs
- Designed for .357 Magnum cases only, so it is not a universal trim gauge.
- It is a gauge and shell holder accessory, not a complete trimming setup on its own; it must be used with the Cutter and Lock Stud or Zip Trim.
- The stated trim range is specific to 1.270 to 1.290 inches, so it offers limited flexibility outside that window.
Suggested Comparisons
- Case trimmers and trimming tools
- Shell holders
- Reloading case gauges
- Handloading accessories
Suggested Accessories
- Case trimmer
- Shell holder
- Reloading cutter
- Reloading bench accessory
Frequently Asked Questions
What is the Lee 90158 Case Length Gauge & Shell Holder used for?
It is used to trim .357 Magnum cases to length and square the case mouth.
What trimming length does this gauge support?
The listed trim-to length is 1.270 to 1.290 inches.
What tools does this case length gauge work with?
It is used with the Cutter and Lock Stud or Zip Trim.
Does this product include information about the shell holder details?
The provided product data identifies it as a case length gauge and shell holder, but no additional shell holder specifications are given.
Is this product specific to .357 Magnum brass?
Yes. The product title and description identify it for .357 Magnum cases.