Parker Hale Screw Thread Adaptor
The Parker-Hale Screw Thread Adaptor slides over the barrel and clamps on tight, using different sized lugs to achieve the perfect fit. Once in place, any 1/2″ UNF threaded moderator can be fitted to your rifle.
Features:
- Adds a 1/2″ UNF thread to most barrels
- Fits barrels 13.5-16mm in diameter
- No cutting or filing required