Cmmg 22d5b6e Replacement Barrel Kit With Bolt Carrier Group, 22 Lr 4.50" Threaded, Black Nitride Chromoly Steel, Fits Ar
CMMG 22D5B6E Replacement Barrel Kit With Bolt Carrier Group, 22 LR 4.50" Threaded, Black Nitride Chromoly Steel, Fits AR-15/Mk4Everything You Need To Convert Your existing Upper To a Dedicated .22LR. ...