Barrel Length: 16"
Gas System: Mid-Length
Barrel Profile: A2
Barrel Steel: 4150V Chrome Moly Vanadium
Barrel Finish: Phosphate
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: Low-Profile
Muzzle Device: A2 Flash Hider
Receiver Material: Forged 7075 76 Aluminum
Receiver Type: M4
Handguard Type: Magpul Midlength MOE Handguard, Black
Bolt Carrier Group Included: Yes
Bolt Steel: Carpenter 158
Bolt Carrier Profile: Full-Auto
Charging Handle Included: Yes
Build Kit: PSA MOE EPT Lower Build Kit, Black
Overall Length: 24.5"
Barrel: Phosphate coated 4150V chrome moly vanadium 16" barrel. Chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a Mid-length gas system. Barrel is is finished off with Magpul MOE Mid-length handguards, F-Marked gas sight base, and A2 flash hider.
Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized for durability. 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, Shot Peened, High pressure tested, Mag particle inspected, Gas Key Hardened to USGI Specifications, Fastened with Grade 8 screws, and Staked Per Mil-Spec.
Build Kit: PSA EPT MOE Lower Build Kit
Includes Magpul MOE Stock, Pistol grip, and trigger guard, Palmetto State Armory EPT Lower Parts Kit and Mil-Spec diameter 6-position buffer tube assembly.
EPT Lower parts kit upgrades the standard combat-style fire control group with a single-stage, target-style, fire control group with polished contact surfaces and a electroless nickel coating.
Everything you need to finish your stripped lower!
Includes: Magpul® MBUS Rear Sight, Black