A complete PSA carbine. http://palmettostatearmory.com/8923.php Palmetto State Armory 16" M4A1 Carbine Finally, a complete Palmetto State Armory rifle ready to go for one low price. Our M4A1 Standard Carbine starts with one of our Chrome-lined CMV barrels in the versatile M4A1 profile, mated to our forged aluminum upper, and finished off with standard handguards and A2 Flash hider. The forged lower is built with our 6 position Mil-spec size buffer tube and stock, Standard PSA lower parts kit with A2-style grip and aluminum trigger guard. It comes with one 30 Round D&H PSA Magazine (where allowed by law) so all you have to provide is the ammo to start having fun. Barrel: 16", 4150 Steel, M4A1 profile, 5.56 NATO chamber with a 1:7 right-hand twist , chrome-lined, High pressure Tested and magnetic Particle Inspected, carbine-length gas port, and M4 feedramps. Barrels are finished off with a taper pinned, f-marked, front sight post with sling swivel, standard handguards, an A2 flash hider, and are phosphate coated to Mil-specs. Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized black for durability. Featuring machined T marks, and a mil-spec finish. These uppers are made for us right here in the USA, and are marked with the Palmetto State Armory logo on the left side, up front, just below the rail. Bolt: Bolt is made of Mil-spec Carpenter 158 steel, Shot peened, MPI and HPT. Gas key is secured with grade 8 fasteners and staked per mil-spec. Bolt carrier is parkerized outside, chrome lined inside, and laser engraved with the Palmetto State Armory logo. Lower: These forged lowers are quality made using material is 7075-T6 and are marked "MULTI" for caliber. Finish is Black Hardcoat Anodize per MIL-8625 Type 3 class 2. Mil-spec-sized buffer tube has 6 adjustment positions, is finished with a Palmetto State Armory M4-style stock and has a staked castle nut. Standard carbine buffer is Black anodized and has the PSA logo on the face. The standard PSA combat trigger has a smooth pull and clean break. Each rifle is assembled with care to order. Please allow up to 10 working days for your order to ship. $599.99 Shipping $15 Wanna kill these ads? We can help!