© Palmetto State ArmoryPSA 10.5" Carbine-Length 5.56 NATO 1/7 Phosphate Lightweight M-lok Slant 12" Upper - With BCG & CH - 5165448530
- Brand
- Palmetto State Armory
- Caliber
- 5.56x45mm
- Category
- Gun Parts
- Platform
- AR-15
- Barrel Length
- 10.5in
- Gun Part Type
- Upper Receiver
- UPC
- 5165448530
Overview
The Palmetto State Armory 10.5" Carbine-Length 5.56 NATO Upper is built around a 4150V chrome moly vanadium steel barrel with a phosphate finish and a 1 in 7" twist rate. The barrel features a carbine-length gas system, a low-profile gas block, a PSA 12" Slant End M-LOK rail, and a fluted aluminum flash can designed to direct muzzle gases and noise forward. The upper receiver is forged from 7075-T6 A3 aluminum, hard-coat anodized black to military specifications. The included bolt carrier group features a mil-spec shot-peened Carpenter 158 steel bolt with a gas key secured by grade 8 fasteners and staked per mil-spec, alongside a parkerized exterior and chrome-lined interior bolt carrier.
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