Shop › BACKUP THRD PRTCTR 223REM HCMB BLK BACKUP THRD PRTCTR 223REM HCMB BLK $21.99 Backup Tactical Honeycomb, Rifle Thread Protector, 223Rem, Black Finish, 1/2 x 28 RH HCOMB-BLK223 Quantity: Add To Cart Added! Backup Tactical Honeycomb, Rifle Thread Protector, 223Rem, Black Finish, 1/2 x 28 RH HCOMB-BLK223