L.E. Wilson197557997
L.E. Wilson 204 Ruger Fired Case Holder$17.60
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Availability: In Stock
The L.E. Wilson 204 Ruger case gage is a precision tool every reloader needs in their equipment lineup, especially those working up loads for the swift .204 Ruger cartridge. This one-piece gage lets you quickly verify that your fired brass hasn't been oversized during the resizing process—a common mistake that cuts case life short and compromises safe, consistent headspace. By measuring both overall length and datum-to-head distance with a simple caliper, you can dial in your full-length resizing die setup correctly the first time and catch sizing errors before they become ammunition reliability problems.
Proper headspace control is foundational to safe reloading. The L.E. Wilson gage eliminates guesswork by giving you repeatable measurements that confirm your brass is being sized to spec. This isn't just about consistency; it's about protecting your press investment and making sure every round performs as intended downrange. The solid construction and knurled grip make it comfortable to handle, and the straightforward design means there's nothing to learn or calibrate—it works out of the box.
Paired with a quality caliper, this gage becomes the quality-control checkpoint between your sizing die and your powder measure. Whether you're loading match-grade ammunition or hunting rounds, knowing your headspace is right gives you confidence in your handloads and respect for the process.
| Brand | L.E. Wilson |
| Cartridge | .204 Ruger |
| Overall Length | 2.494" |
| Large End ID | .473" |
| Small End ID | .347" |
| Outer Diameter | .991" |
| Finish | Silver with knurled center section |
| Included | Gage and instructions |
A case gage measures fired brass to confirm it's being resized correctly. It checks overall length (to identify cases that need trimming) and datum-to-head distance (to verify proper headspace). This prevents over-sizing, which degrades case life and can create safety or reliability issues.
Insert your fired or resized case into the gage and use a dial caliper to measure the gap between the case shoulder and the gage's reference surface. Compare your measurement to your target headspace specification. This tells you whether your resizing die is set up correctly.
This gage is specifically designed for the .204 Ruger cartridge.
Yes. You'll use a standard dial or digital caliper to measure the datum-to-head distance. The gage itself is the reference tool; the caliper is your measuring instrument.
SKU: 197558470 • Weight: 0.4oz
Availability: In Stock
The L.E. Wilson 204 Ruger case gage is a precision tool every reloader needs in their equipment lineup, especially those working up loads for the swift .204 Ruger cartridge. This one-piece gage lets you quickly verify that your fired brass hasn't been oversized during the resizing process—a common mistake that cuts case life short and compromises safe, consistent headspace. By measuring both overall length and datum-to-head distance with a simple caliper, you can dial in your full-length resizing die setup correctly the first time and catch sizing errors before they become ammunition reliability problems.
Proper headspace control is foundational to safe reloading. The L.E. Wilson gage eliminates guesswork by giving you repeatable measurements that confirm your brass is being sized to spec. This isn't just about consistency; it's about protecting your press investment and making sure every round performs as intended downrange. The solid construction and knurled grip make it comfortable to handle, and the straightforward design means there's nothing to learn or calibrate—it works out of the box.
Paired with a quality caliper, this gage becomes the quality-control checkpoint between your sizing die and your powder measure. Whether you're loading match-grade ammunition or hunting rounds, knowing your headspace is right gives you confidence in your handloads and respect for the process.
| Brand | L.E. Wilson |
| Cartridge | .204 Ruger |
| Overall Length | 2.494" |
| Large End ID | .473" |
| Small End ID | .347" |
| Outer Diameter | .991" |
| Finish | Silver with knurled center section |
| Included | Gage and instructions |
A case gage measures fired brass to confirm it's being resized correctly. It checks overall length (to identify cases that need trimming) and datum-to-head distance (to verify proper headspace). This prevents over-sizing, which degrades case life and can create safety or reliability issues.
Insert your fired or resized case into the gage and use a dial caliper to measure the gap between the case shoulder and the gage's reference surface. Compare your measurement to your target headspace specification. This tells you whether your resizing die is set up correctly.
This gage is specifically designed for the .204 Ruger cartridge.
Yes. You'll use a standard dial or digital caliper to measure the datum-to-head distance. The gage itself is the reference tool; the caliper is your measuring instrument.
SKU: 197558470 • Weight: 0.4oz