Features Include:

• Mil-spec certified 4150 chrome-moly vanadium steel barrel
• 5.56x45 NATO chamber
• 1/7 twist
• Hard chrome lined chamber and bore
• M4 feed ramps/Barrel Extension
• Recessed target crown
• 1/2x28 Threaded Muzzle
• Parkerized Barrel

Each barrel is individually magnetic particle tested. Barrels are engraved CMMG MPC 5.56 NATO 1/7. Barrel specific features are listed with the individual item.

Barrels & Barrel Assemblies are available. Barrels have no parts and are drilled for gas port. Barrel Assemblies include "F" Marked Front Sight Base, Handguard Cap, & Barrel Nut.