Description
There's something a little rebellious about a single action six-shooter chambered in 9mm, and that's exactly what makes the Cimarron Thunderball so much fun. You get all the old-west character of an 1873 pre-war frame revolver, but you feed it the same affordable ammo that runs through your everyday pistols. That means more trigger time, less pinch at the register, and mild recoil that makes long range sessions genuinely enjoyable.
Pietta Craftsmanship Behind the Thunderball
Cimarron has this one built by Pietta in Italy, a name that's earned real respect among single action fans and cowboy action competitors. The steel frame wears a bright nickel finish that looks sharp against the smooth one-piece walnut birdshead grip, and the whole package draws from Cimarron's Competition Series, where the short-barreled Thunderball earned a following with fast-draw folks. The birdshead grip sits differently in the hand than a traditional plow handle, rolling naturally with recoil and clearing leather quick. With 9mm's soft push instead of a big-bore shove, it's an easy revolver to shoot well.
Simple Sights, Short Barrel, Six Rounds
The 3.5 inch barrel keeps things compact and quick to point, while the fixed blade front sight and notched frame rear keep the sight picture as simple as it gets. Nothing to knock loose, nothing to adjust, just line it up and press through the crisp single action trigger. The six-round cylinder loads through the gate one at a time, same as the originals, and the ejector rod handles the empties.
Why the Cimarron Thunderball 9mm Earns a Spot
Plenty of folks own a wheel gun in .357 or .45 Colt already, but the 9mm chambering fills a different role. It's a plinker you'll never get tired of, a great trainer for anyone learning revolver fundamentals, and a conversation piece at any range. If you've been wanting a single action you'll shoot often instead of just admiring in the safe, this is a smart way to get there.
Key Specifications
- Manufacturer: Cimarron Firearms
- Model: Thunderball
- Manufacturer Part Number: PP9MMNTH
- UPC: 844234240685
- Caliber: 9mm Luger
- Action: Single Action Only
- Capacity: 6 Rounds
- Barrel Length: 3.5"
- Finish: Nickel
- Frame Material: Steel
- Frame Style: 1873 Pre-War Frame
- Grips: Smooth Walnut One-Piece Birdshead
- Front Sight: Fixed Blade
- Rear Sight: Notched Frame
- Made By: Pietta, Italy
What’s Included
- Cimarron Thunderball 9mm Revolver
- Factory Box
- Owner's Manual
Frequently Asked Questions
Does the Cimarron Thunderball 9mm require moon clips?
No moon clips needed. Like a traditional single action, rounds load one at a time through the loading gate and the chambers support the rimless 9mm cases. When you're done, the ejector rod pushes the empties out just like it would with a rimmed cartridge.
Who manufactures the Thunderball for Cimarron?
This revolver is built by F.lli Pietta in Italy and imported by Cimarron Firearms out of Texas. Pietta has a strong reputation among single action enthusiasts and cowboy action competitors for solid fit, finish, and reliability, and Cimarron sets the specs for their catalog.
What makes the birdshead grip different from a standard single action grip?
The birdshead is a rounded, compact grip shape that dates back to the old west era. It keeps the overall package shorter and snag-free, points naturally, and rolls with recoil in the hand. Paired with the soft-recoiling 9mm cartridge, it makes the Thunderball comfortable for extended range sessions.
Is the Cimarron Thunderball a good choice for a first single action revolver?
It's one of the better entry points out there. The 9mm chambering means inexpensive, easy-to-find ammunition and light recoil, so you can practice the classic load-one-skip-one routine and single action fundamentals without spending a fortune. The fixed sights and short 3.5 inch barrel keep it simple and handy too.





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