5/8 x 24 thread 7/8″ diameter 5/8″ Long barrel thread protector #4221



This 5/8 x 24 barrel thread protector  is machined from US made 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. It also has a durable Black Oxide finish.

Length is  .63″

Outside diameter is .875 With a clean crisp knurl.

This thread protector works on most  AR10 .308 7.62  Standard barrels and variants.

100% Made in the USA!

Please confirm size before ordering.

Additional information

Weight 2 oz