CMMG Barrel and Collar Kit M4 Profile 22LR 16.1in 4140CM SBN Finish Black 22D7C4A
$224.95
CMMG Barrel and Collar Kit M4 Profile 22LR 16.1in 4140CM SBN Finish Black 22D7C4A. Also Includes barrel collar to replace the chamber adaptor on your 22ARC. Features of CMMG Inc Barrel And Collar Kit 22lr 16inch Cm M4 Ss Collar: 16.1" M4 Profile 4140...