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The L.E. Wilson 221 Remington Fireball Case Gage is one of those small bench tools that earns its keep every time you reload. It's a one-piece precision gage machined specifically for the 221 Fireball, and it gives you a fast, repeatable way to check both case length and headspace. Drop a case in, and you can see where your brass lands in relation to the minimum and maximum spec right at the base of the gage. No guessing, no feel, just a clear visual reference you can trust.
The main job here is setting up your full length sizing die correctly. Oversizing brass is one of the most common reloading mistakes, and it quietly shortens case life while pushing your shoulder back too far. By comparing a fired case to a resized one in the gage, you can see exactly how much shoulder setback your die is giving you and adjust from there. The gage reads from the datum to the case head, which is the measurement that matters for proper headspace. It'll also flag when a case has stretched past max length and needs a trip to the trimmer.
L.E. Wilson has been building precision reloading tools for decades, and the case gage design goes all the way back to 1935, created to solve case separation problems. That heritage shows in how straightforward and accurate these gages are. Pair it with a caliper or the Wilson case gage depth micrometer and you can take exact readings down to the thousandth, which is handy when you're chasing consistency for accuracy work with a small, efficient cartridge like the Fireball.
Keep in mind this gage checks length and headspace at the shoulder datum. It isn't meant to measure body diameter, so it works best as your go-to reference for sizing die setup and trim-length checks. For anyone loading the 221 Remington Fireball who wants tight, consistent brass, this is a tool that stays within arm's reach.
Drop a fired case into the gage first and note where the head sits against the step at the base. Then size a case, drop it back in, and compare the two readings to see how much shoulder setback your die is giving you. Adjust the die until your resized brass falls within the minimum and maximum marks, which keeps you from oversizing.
No, the 221 Remington Fireball is a rimless cartridge, so this is the regular one-piece gage. The adjustable style is a separate tool made specifically for belted magnum cases. This one is the right choice for the Fireball.
It does not. This gage is built to check overall case length for trimming and headspace from the shoulder datum to the case head. For body diameter you'd want a dedicated tool, but for sizing die setup and trim checks this covers what most reloaders need.
You can get a good visual read right off the gage steps without anything else, which is plenty for quick sorting. For exact numbers, laying a caliper or the Wilson case gage depth micrometer across the gage gives you precise headspace and length measurements. Many reloaders use both depending on how fine they want to dial things in.
| UPC | 857949005425 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | CG-22RFB |
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