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Palmetto State Armory

Palmetto State Armory PA-15 5.56 NATO 16-inch M4 Mid-Length Classic AR-15 Rifle

Product Code : PSA-16-M-CLAS-BLK


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Barrel: Chrome-moly vanadium steel, chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a Mid-length gas system. The A2-style profile barrel is phosphate coated and finished off with a .750" diameter F-marked front sight base with sling swivel, standard handguards, and an A2 flash hider.

Upper: Forged 7075-T6 A3 AR upper is hard coat anodized black for durability. Featuring M4 feedramp cuts,  these upper receivers are made for us right here in the USA.

Bolt Carrier Group: For AR15 and M16 rifles and carbines. Bolt is made of Carpenter 158 steel. Gas key is secured with grade 8 fasteners and staked. Includes Charging Handle.

Lower: These forged lowers are quality made using 7075-T6 aluminum and are marked "MULTI" for caliber. Finish is hardcoat anodize.. Mil-spec diameter 7075-T6 buffer tube is hardcoat anodized, has 6 adjustment positions, is fitted with a PSA M4 Carbine Stock.  The fire control group is a PSA mil-spec finished, single-stage assembly.


Caliber:  5.56 NATO

Barrel Length:  16 inches

Barrel Profile:  M4

Barrel Steel:  Chrome Moly Vanadium

Barrel Finish: Phosphate 

Chrome Lining:  No

Muzzle Thread Pattern:  1/2" x 28

Twist Rate:  1 in 7"

Barrel Extension:  M4

Gas System Length:  Mid-Length

Diameter at Gas Block:  .750"

Gas Block Type:  F-marked Front Sight Base

Muzzle Device:  A2 -style

Receiver Material:  Forged 7075-T6

Receiver Type:  M4

Handguard Type:  M4 with heat shields

Bolt Material:  Carpenter 158 Steel

Bolt Carrier Profile:  Full Auto

Fire Control Group:  Standard Mil-Spec Trigger Group

Grip:  A2-style

Stock:  M4-style

Buffer Tube Length:  Carbine

Buffer Tube Diameter:  Mil-spec

Determined at checkout.