Barrel Length: 16"
Gas System: Carbine-Length
Barrel Profile: M4
Barrel Steel: 4150V Chrome Moly
Barrel Finish: Phosphate
Chrome Lining: none
Muzzle Thread: 1/2x28
Chamber: 5.56 NATO
Twist Rate: 1 in 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: Magpul MOE Handguards, Olive Drab Green
Bolt Carrier Group Included: Yes
Bolt Steel: Carpenter 158
Bolt Carrier Profile: Full Auto
Charging Handle Included: Yes
Rear Sight: Magpul MBUS Rear Flip-Up Sight
Overall Length: 24.5"
Barrel: Phosphate finished 4150V chrome moly vanadium 16" barrel. Chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a carbine-length gas system. this M4 barrel is finished off with Magpul MOE carbine-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. Gas Key Hardened to USGI Specifications, Fastened with Grade 8 screws, and Staked Per Mil-Spec.
Build Kit: PSA EPT MOE Lower Build Kit, Olive Drab Green
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 an electroless nickel coating.
Everything you need to finish your stripped lower!
Includes: Magpul® MBUS Rear Sight, Black
Your new Palmetto State Armory kit will include the listed components that are required to assemble into a complete AR rifle or pistol:
FIRE CONTROL GROUP
BUFFER TUBE ASSEMBLY
Buffer Retainer Detent
Buffer Retainer Detent Spring
TAKEDOWN & PIVOT PIN ASSEMBLY
Takedown Springs (3)
Takedown Detents (3)
BOLT CATCH ASSEMBLY
Bolt Catch Detent
Bolt Catch Detent Spring
Bolt Catch Roll Pin
*Not included in 9mm build kits.
MAGAZINE CATCH ASSEMBLY
Magazine Catch Button
Magazine Catch Spring
SAFETY SELECTOR ASSEMBLY