The 14-1/2 inches SOCOM profile barrel assembly is engineered for versatility in firearm builds. It incorporates a 1:7 twist rate, which is optimized for stabilizing a diverse range of bullet weights. The assembly includes an F-marked front sight base and a two-piece handguard facilitating straightforward installation and operation. Constructed from high-quality 4150 CMV steel, the barrel ensures exceptional durability and longevity. The SOCOM profile imparts a sleek and classic aesthetic, making it suitable for both recreational and professional applications. This assembly is ideal for users seeking a traditional appearance combined with modern performance capabilities. It begins with our 14-1/2 inches M4 SOCOM profile barrel, featuring an F-marked front sight base and chambered in 5.56 mm, crafted from 4150 CMV steel with a 1:7 twist. It is integrated with our A3 flattop receiver which includes a bolt carrier, charging handle, forward assist and ejection-port cover. 7075-T6 aluminum forging upper component Black upper with hardcoat anodization Carpenter 158 steel bolt specification Extractor bolt composed of 4140 alloy steel Army specification heat treatment bolt Manganese phosphate-coated bolt Bolt carrier composed of 8620 steel 4340 alloy steel cam pin component 4130 alloy steel bolt carrier key 5.56x45mm caliber 4150 chrome moly vanadium (CMV) barrel Barrel with 1/2-28 thread specification Gas block journal with a diameter of 3/4 inches Carbine length gas tube Barrel twist rate - 1:7 right-handed Lands and groves - section 6 M4 feed ramp extension barrel Button engaged Non-chrome-lined The assembly comprises a two-piece CAR-style handguard and a 14-1/2 inches M4 SOCOM profile barrel equipped with an F-marked front sight base It features an A3 upper receiver that is fully assembled, along with a fully assembled bolt carrier chambered for 5.56 mm Additionally, the configuration includes a carbine gas tube, a 3/4 inches F-marked front sight base, a charging handle and an A2 flash hider