Description
The SilencerCo 1/2×28 thread protector is an essential accessory for maintaining and protecting the threads on your suppressor-ready firearm. Built from high-quality stainless steel and finished in a sleek black oxide coating, this thread protector is designed to keep your barrel threads clean, undamaged, and ready for suppressor attachment whenever you need it. Whether you’re replacing a lost or worn protector or outfitting a freshly threaded barrel, this SilencerCo thread protector delivers the reliability and precision fit you expect from one of the industry’s leading suppressor manufacturers.
Key Specifications
This SilencerCo 1/2×28 thread protector is engineered with attention to detail and built to last. Here are the key specs:
- Thread Pitch: 1/2×28 — the standard thread pitch for most .22 LR, 5.56 NATO, and 9mm suppressor-ready barrels
- Material: Stainless steel for excellent corrosion resistance and longevity
- Finish: Black oxide — a durable, low-profile coating that resists wear and blends seamlessly with most barrel finishes
- O-Ring Engagement: Features SilencerCo’s proprietary O-ring design for a secure, rattle-free fit
- Brand: SilencerCo — a trusted name in suppressors and suppressor accessories
- SKU: 817272010138
Performance & Ballistics
While a thread protector doesn’t directly influence ballistic performance, the SilencerCo 1/2×28 thread protector plays a critical role in preserving the integrity of your barrel threads. Damaged or fouled threads can lead to improper suppressor alignment, which may affect accuracy, increase point-of-impact shift, and even pose a safety risk through baffle strikes. By keeping your muzzle threads in pristine condition, this thread protector ensures that your suppressor mounts correctly and consistently every time.
The integrated O-ring provides a snug, vibration-resistant fit that prevents the protector from loosening during firing. This is especially important for shooters who frequently transition between suppressed and unsuppressed shooting. You can trust that the protector stays firmly in place throughout a full range session without the need for constant retightening.
Intended Use
The SilencerCo 1/2×28 thread protector is designed for a wide range of applications:
- Suppressor Owners: Protect your barrel threads when your suppressor is not mounted. Carbon buildup, debris, and physical damage can compromise thread engagement over time.
- Replacement Part: If you’ve lost or damaged the thread protector that came with your SilencerCo adapter or suppressor, this is the perfect drop-in replacement.
- Custom Barrel Threading: If a gunsmith has threaded your barrel with SilencerCo’s unique O-ring engagement feature, this thread protector is specifically designed to work with that system for a flawless fit.
- Everyday Carry & Range Use: Keep your threaded barrel looking clean and professional whether you’re at the range or carrying your firearm daily.
Why Choose CaliperDepot
At CaliperDepot.com, we stock genuine SilencerCo accessories at competitive prices so you can keep your suppressor setup in peak condition without breaking the bank. Our team understands the importance of proper suppressor maintenance and thread protection, and we’re here to help you find exactly what you need. We offer fast shipping, responsive customer service, and a seamless online shopping experience. When you shop with CaliperDepot, you’re choosing a retailer that’s committed to the shooting community and dedicated to providing top-tier products from brands like SilencerCo.
Don’t leave your barrel threads unprotected. Order your SilencerCo 1/2×28 thread protector from CaliperDepot.com today and ensure your suppressor-ready firearm stays in perfect working order. Add it to your cart now and enjoy fast, reliable shipping straight to your door.






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