PSA 16" 5.56 NATO M4 CARBINE CLASSIC RIFLE KIT, FLAT DARK EARTH
Barrel: 4150V Chrome Moly steel barrel chambered in 5.56 NATO with a 1:7 twist rate, M4 barrel extension, and a carbine-length gas system. The barrel is finished off with a standard carbine flat dark earth 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. 8620 steel M-16 profile carrier is chrome lined and phosphate coated.
Lower Build Kit: Includes Classic Flat Dark Earth M4-Style Stock, Flat Dark Earth A2 Pistol grip, Classic Lower Parts Kit and Mil-Spec diameter 6-position buffer tube assembly. Everything you need to finish your stripped lower!
Barrel Length: 16"
Gas System: Carbine Length
Barrel Profile: M4
Barrel Steel: 4150 Chrome-Moly Vanadium
Barrel Finish: Nitride
Chrome Lining: None
Muzzle Thread: 1/2-28
Chamber: 5.56 NATO
Twist Rate: 1:7
Barrel Extension: M4
Diameter at Gas Block: .750
Gas Block Type: F Marked Front Sight Base
Muzzle Device: A2 Flash Hider
Receiver Material: Forged 7075 T6
Receiver Type: M4
Handguard Type: PSA Classic Carbine Handguards, Flat Dark Earth
Stock Type: PSA Classic M4 Adjustable Stock, Flat Dark Earth
Grip Type: PSA Classic A2 Grip, Flat Dark Earth
Bolt Carrier Group Included: Yes
Bolt Steel: Carpenter 158
Bolt Carrier Profile: Full-auto
Charging Handle Included: Yes
Fire Control Group: PSA Mil-Spec Fire Control Group
Overall Length: 24.5"