The GrovTec Thread Protector for AR-15 pattern rifles preserves barrel threads when not running a muzzle device.
- Part Type: Thread Protector
- Thread Pitch: 1/2×28
- Compatible Firearms: AR-15, .223/5.56 barrels with 1/2×28 threads
- Material: Steel
- Finish: Black Oxide
- Installation: Drop-In (Hand-Tighten)
- Features: Wrench flats for secure installation










