Gemtech's Thread Protectors will... protect your threads. Stocked in most all standard sizes. These protectors will tighten down easily onto most any appropriately-threaded pistol or rifle barrel, keeping fine threads from being damaged from bumping round gun cases, or when you're not using your suppressor.
Specifications and Features:
- Finish: Matte
- Material: Steel
- Threads: 1/2"-28
This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. www.P65Warnings.ca.gov