Barrel: Chrome-moly vanadium steel, chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a Mid-length gas system. The A2-style profile barrel is phosphate coated and finished off with a .750" diameter F-marked front sight base with sling swivel, standard handguards, and an A2 flash hider.
Upper: Forged 7075-T6 A3 AR upper is hard coat anodized black for durability. Featuring M4 feedramp cuts, these upper receivers are made for us right here in the USA.
Bolt Carrier Group: For AR15 and M16 rifles and carbines. Bolt is made of Carpenter 158 steel. Gas key is secured with grade 8 fasteners and staked. Includes Charging Handle.
Lower: These forged lowers are quality made using 7075-T6 aluminum and are marked "MULTI" for caliber. Finish is hardcoat anodize.. Mil-spec diameter 7075-T6 buffer tube is hardcoat anodized, has 6 adjustment positions, is fitted with a PSA M4 Carbine Stock. The fire control group is a PSA mil-spec finished, single-stage assembly.
Caliber: 5.56 NATO
Barrel Length: 16 inches
Barrel Profile: M4
Barrel Steel: Chrome Moly Vanadium
Barrel Finish: Phosphate
Chrome Lining: No
Muzzle Thread Pattern: 1/2" x 28
Twist Rate: 1 in 7"
Barrel Extension: M4
Gas System Length: Mid-Length
Diameter at Gas Block: .750"
Gas Block Type: F-marked Front Sight Base
Muzzle Device: A2 -style
Receiver Material: Forged 7075-T6
Receiver Type: M4
Handguard Type: M4 with heat shields
Bolt Material: Carpenter 158 Steel
Bolt Carrier Profile: Full Auto
Fire Control Group: Standard Mil-Spec Trigger Group
Buffer Tube Length: Carbine
Buffer Tube Diameter: Mil-spec