Had it on an 556 AR for a while. It’s been Cerakoted. 1/2x28 threads. This has a .223 bore and can’t be used for 30 cal.

$65 net to me and I’ll cover shipping.

Attached Images
IMG_4807.jpeg (61.65 KB, 95 downloads)
IMG_4808.jpeg (61.05 KB, 96 downloads)