Standard barrel thread protector 1/2″ x 28 thread smooth finish 3/4″ long with wrench flats #4123



The Standard barrel thread protector 1/2 – 28 thread  is machined from stainless steel to very high quality standards on CNC lathes in my shop.  It is counter bored to accommodate barrels that are not undercut at the shoulder.

Length is  .750″

Outside diameter is .730 With a smooth finish for a seamless look.

It has 11/16″ wrench flats for easy installation and removal.

This thread protector works on most  AR15 .223/5.56  Standard barrels and variants.

100% Made in the USA!

Please confirm size before ordering.

Additional information

Weight 2 oz