Price: $547.15 and $.01 for shipping
CMMG-U1604 CMMG .223/5.56 AR15 M4 16" Complete Upper Half
New CMMG .223/5.56x45 AR15 M4 16" Complete Upper Half. Featuring: Carbine length gas system, T-marked receiver, 4150 chrome moly vanadium steel; Magnetic particle tested 1x7 twist, hard chrome plated barrel with recessed target crown; Anodized feed ramps; Shrouded firing pin; Proper front sight base with parkerizing underneath. This is a complete upper half less a rear sight, as pictured (more pics below).