This thread protector can be used if you want to keep your 1/2-28 Sparrow adapter attached to your gun. It will fit all of our 1/2-28 Sparrow adapters.
They are 5/8" in diameter x .500" long and will fit any 1/2-28 x.500" threaded barrel. Made form alloy steel.
Posted by John P. on Mar 8th 2017
Does its job. Fine craftsmanship.
All prices are in USD