© Palmetto State ArmoryPSA 16" Pistol-Length 300AAC Blackout Nitride 15" Lightweight M-Lok Upper - With BCG & CH - 5165448932
- Brand
- Palmetto State Armory
- Caliber
- .300 AAC Blackout
- Category
- Gun Parts
- Barrel Length
- 16in
- Gun Part Type
- Upper Receiver
- UPC
- 5165448932
Overview
This PSA upper assembly features a 16-inch 4150V chrome moly vanadium barrel chambered in .300 AAC Blackout with a 1:7-inch twist. The barrel is equipped with a pistol-length gas system, a .750-inch gas block, a 15-inch lightweight M-Lok free-float rail, and an A2 flash hider. The forged 7075-T6 A3 upper receiver is hard-coat anodized to mil-spec standards. The assembly includes a bolt carrier group featuring a nitride-treated carrier and a shot-peened Carpenter 158 steel bolt. The gas key is staked according to mil-spec requirements using grade 8 fasteners.
Price & Stock History
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