A 1/2x28 UNEF thread adapter for the GSG 1911, SIG 1911 and Mauser 1911 pistols from Taylor Tactical Supply (TTS).
Replaces the factory barrel nut with no modifications required to allow mounting of 1/2"x28 barrel accessories such as compensators and moderators.
- M9x0.75 to 1/2x28 adapter
- Fluted thread protector included