Description
A bare threaded barrel might look tactical, but exposed threads are vulnerable to damage that ruins precision and muzzle device compatibility. The Backup Tactical revolver cylinder thread protector is machined from aluminum alloy and threads cleanly onto 1/2×28 muzzles when you're not running a suppressor or flash hider.
Silver Finish Revolver Cylinder Design
This isn't your run-of-the-mill thread cap. The revolver cylinder knurling pattern gives your gun a distinctive look while providing a textured, non-slip grip that makes installation and removal simple. The knurled surface means you won't fumble with it at the range. The silver finish adds visual contrast and stands out against most modern finishes, making it easy to spot in a gear bag.
Protection That Works
Threaded barrels get expensive to replace if the threads bend or strip. A dropped gun or careless handling can cost you. This protector shields your threads from impact, dirt, and carbon buildup that accumulates over time. It's easy to install and sits securely without vibrating loose. Multiple reports from range testing confirm these stay put and resist scratching even with regular use.
Built for Longevity
Machined from durable aluminum alloy, the revolver cylinder protector handles typical use without degradation. The design is straightforward and solid, with no gimmicks or flimsy construction. This comes backed by a lifetime warranty, so you can trust it'll be there when you need it.
Key Specifications
- Manufacturer: Backup Tactical
- Manufacturer Part Number: CYL-SIL
- UPC: 855909004235
- Thread Size: 1/2×28
- Material: Aluminum Alloy
- Finish: Silver
- Design: Revolver Cylinder
- Application: Pistol Barrels (9mm, .22LR)
- Barrel Diameter: .75 inch
- Surface Treatment: Knurled
- Warranty: Lifetime
What’s Included
- Backup Tactical Revolver Cylinder Thread Protector 1/2×28 Silver
Frequently Asked Questions
What thread size does this protector fit?
This protector is designed for 1/2×28 threaded barrels, which is the standard thread pitch for most 9mm and .22LR pistol barrels. Before purchasing, verify your barrel threads match this spec. Backup Tactical makes different versions for other thread pitches, so confirm the fit if you're unsure.
Will this stay on my barrel without coming loose?
Yes. The knurled texture provides a firm grip that keeps it seated, and range testing shows these don't vibrate loose during shooting or handling. You can remove and reinstall it by hand without tools.
Does the silver finish scratch easily?
No. Multiple reviewers report that this protector resists scratching well compared to other options. Normal wear from installation and removal doesn't mark it up significantly.
Can I swap this to a different gun if I change barrels?
As long as your next barrel has 1/2×28 threads, the protector will screw right on. It's a universal fit for any 1/2×28 muzzle, which makes it versatile across different platform changes or when testing new builds.





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