PSA GEN4 AR9 16″ 9MM NITRIDE 1-10 13 5 LIGHTWEIGHT M-LOK RAILED UPPER
PSA GEN4 16" 9MM NITRIDE 1/10 13.5" LIGHTWEIGHT M-LOK RAILED UPPER WITH BOLT CARRIER GROUP & CHARGING HANDLE - 5165449632
The Palmetto State Armory Best Selling 9MM AR15 Upper Receiver Features
Barrel: 16″ chrome moly steel barrel, chambered in 9mm (9×19) with a 1/10 twist rate. The A2 profile barrel is nitride treated for durability and finished off with a Palmetto State Armory 13.5″ Lightweight M-Lok free-float rail and an A2 birdcage style flash hider. The barrel is laser engraved with “9MM 1:10 PSA PCC CHAMBER” because it has been optimized for use in Pistol Caliber Carbine competitions.
Upper: Billet 6061-T6 A3 AR slick side upper is hard coat anodized black for durability. These slick side upper receivers are made for us right here in the USA.
Bolt Carrier Group: Gen 4 Hybrid 9mm BCG. Nitride treated 8620 steel bolt, with an enhanced firing pin and external 5.56 style ejector. The bolt carrier group is compatible with most aftermarket fire control groups.
To be used with Palmetto State Armory 9mm lowers that use either Colt® or Glock®-style magazines.
Each upper is assembled to order, and test fired to check function.
PSA GEN4 16″ 9MM NITRIDE 1/10 13.5″ LIGHTWEIGHT M-LOK RAILED UPPER WITH BOLT CARRIER GROUP & CHARGING HANDLE SPECIFICATIONS
Barrel Length: 16″
Barrel Profile: A2 Style
Barrel Steel: Chrome Moly
Barrel Finish: NItride
Chrome Lining: No
Muzzle Thread: 1/2-36
Chamber: 9mm (9×19) “9MM 1:10 PSA PCC CHAMBER”
Twist Rate: 1 in 10″
Barrel Extension: 9mm
Muzzle Device: A2 Bird Cage Flash Hider
Receiver Material: Billet 6061 T6
Receiver Type: Slick Side
Handguard Type: PSA 13.5″ Lightweight M-Lok Free Float Rail
BCG Included: Yes (Gen-4 Hybrid)
Bolt Steel: 8620, Nitride
Charging Handle Included: Yes
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