Palmetto State Armory Rifle Kit M4 Carbine Classic CALIFORNIA LEGAL - .223/5.56

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PRODUCT DETAILS DETAILS Barrel Length: 16" Gas System: Carbine-Length Barrel Profile: M4 Barrel Steel: 4150V Chrome Moly Vanadium Barrel Finish: Phosphate Chrome Lining: None Muzzle Thread: 1/2-28 Chamber: 5.56 NATO Twist Rate: 1/8" Barrel Extension: M4 Diameter at Gas Block: .750" Gas Block Type: F-Marked Fron Sight Base Muzzle Device: A2 Flash Hider Receiver Material: Forged 7075 T6 Aluminum Receiver Type: M4 Handguard Type: PSA Classic Carbine Handguards, Black Stock: PSA Classic M4 Adjustable Stock, Black Grip: PSA Classic A2 Grip, Black Fire Control Group: PSA Mil-Spec Fire Control Group Bolt Carrier Group Included: Yes Bolt Steel: Carpenter 158 Bolt Carrier Profile: Full-Auto Charging Handle Included: Yes Overall Length: 24.5" FEATURES Barrel: Chrome Moly steel barrel chambered in 5.56 NATO with a 1:8 twist rate, M4 barrel extension, and a carbine-length gas system. This phosphate M4 barrel is finished off with a standard handguard, F-Marked gas sight base, and A2 flash hider. Upper: Forged 7075-T6 A3 AR upper is machined to MIL-SPECS and hard coat anodized, features a forged upper receiver. These uppers are made for us right here in the USA by a mil-spec manufacturer. Bolt: Full-auto profile bolt carrier group. Milspec Carpenter No. 158® steel bolt. Gas Key Hardened to USGI Specifications, Fastened with Grade 8 screws, and Staked Per Mil-Spec. Lower Build Kit: Includes Classic M4-Style Stock, A2 Pistol grip, Classic Lower Parts Kit and Mil-Spec diameter 6-position buffer tube assembly. Everything you need to finish your stripped lower.