LUTH-AR BA-F14-7C | 14.5″ SOCOM | 5.56 mm

The LUTH-AR BA-F14-7C is a 14.5-inch M4 SOCOM profile barrel assembly designed for AR-style carbine builds. It is chambered for 5.56 mm and uses a 1:7 twist rate suitable for stabilizing a broad range of bullet weights. Constructed from 4150 CMV steel with a chrome-lined bore, the assembly is built for durability and straightforward maintenance. Included components—such as an F-marked front sight base, two-piece handguard and an A3 Flattop receiver—simplify installation and integration into a new build.

Product Specifications

• The manufacturer part number is BA-F14-7C.
• The barrel length is 14.5 inches.
• The profile is SOCOM (M4 SOCOM).
• The caliber is 5.56 mm.
• The rate of twist is 1:7.
• The barrel material is 4150 CMV steel.
• The bore is finished with a chrome lining.
• The front sight is an F-marked front sight base (FSB).
• The handguard configuration is a two-piece handguard.
• An A3 Flattop receiver is included with the assembly.
• The bolt carrier is chrome lined.
• The charging handle is made from 7075 aluminum.
• The assembly includes a forward assist and ejection port cover.
• The model designation is M4 SOCOM.
• The UPC is 812058032564.

This barrel assembly pairs traditional SOCOM geometry with serviceable materials and finishes to suit range use and competitive carbine applications. Its chrome-lined bore and CMV steel construction offer easier cleaning and long-term resilience, while the included A3 receiver and sighting components reduce parts sourcing during a build. Consider this assembly when you need a durable, well-specified core for a 5.56 mm carbine project.