Description
CMMG’s Barrel Sub-Assembly is ideal for building your custom AR-15 upper group. It comes with properly installed M4 barrel extension. The barrel is constructed of 4140 chrome moly with a slat bath nitride finish and 5/8×24″ threads.
Sale!
CMMG BBL 300BLK 16.1″ MR 4140CM SBN
Original price was: $180.85.$127.37Current price is: $127.37.
30 in stock
Related products
-
Sale! -
Sale! -
Sale! REV II Free Float Rail System – 13.8″ MLOK
Original price was: $139.96.$104.43Current price is: $104.43. -
Sale! -
Sale! AR-15/M4 Mil-Spec Lower Parts Spring Replacement Kit
Original price was: $9.35.$6.05Current price is: $6.05. -
Sale! Mil-Spec Castle Nut / Receiver Extension Nut
Original price was: $4.79.$2.61Current price is: $2.61. -
Sale! Speer Gold Dot G2 LE 45 ACP +P Ammo 230gr JHP 1000rds – 54256
Original price was: $477.00.$271.99Current price is: $271.99. -
Sale! AR10 Mil-Spec Stainless Steel Carbine Buffer Spring
Original price was: $5.59.$4.01Current price is: $4.01.