CMMG 55DE10A 16.10in 5.56mm NATO Carbine-Length Barrel Sub-Assembly Black Nitride | Clearance Price

Specifications

Material—-4140 chromoly steel

WARNING: This product can expose you to chemicals including arsenic, which is known to the State ofCalifornia to cause cancer. For more information, go toWWW.P65WARNINGS.CA.GOV

Product Overview

CMMG 55DE10A is a 16.10-inch carbine-length AR-15 barrel sub-assembly chambered for 5.56mm NATO (compatible with .223 Remington builds). It includes a properly installed M4 barrel extension and is built from 4140 chromoly steel with a black nitride finish for corrosion resistance and durability during high-round-count use.

Key Features

• M4 barrel extension installed for proper upper receiver fit and alignment
• 5.56mm NATO chambering for versatility in common AR-15 ammunition types
• Carbine-length gas system for a typical AR-15 rifle build configuration
• 4140 chromoly steel construction with black nitride finishing for improved corrosion resistance
• 16.10-inch barrel length for a balanced AR-15 handling profile

Upgrade or build your custom AR-15 upper with a CMMG barrel sub-assembly designed for dependable fit and consistent performance.