Features

Barrel: Chrome Moly steel. Chambered in 5.56 NATO, with a 1:7 twist rate, M4 barrel extension, and a carbine-length gas system.  Barrel is finished off with a black Magpul MOE Carbine-Length handguard, F-Marked gas sight base, and an A2 flash hider.

Upper: Forged 7075-T6 A3 AR upper is machined to MIL-SPECS and hard coat anodized.  Uppers include forward assist and dust cover.  These uppers are made for us right here in the USA by a Mil-Spec manufacturer.

Bolt: Full-auto profile bolt carrier group.  Shot-peened, mil-spec Carpenter No. 158® steel bolt.  Gas key hardened to USGI Specifications, fastened with grade 8 screws, and staked per Mil-Spec.  8620 steel M-16 profile carrier is chrome lined and phosphate coated.

Lower: These forged lowers are quality made using 7075-T6 aluminum and are marked “MULTI” for caliber. Finish is hardcoat anodized.  Mil-Spec diameter 7075-T6 buffer tube is hardcoat anodized, has six adjustment positions, and is fitted with a Magpul MOE  Carbine Stock. The grip and trigger guard are Black MOE components and the fire control group is a PSA Enhanced Polished Trigger (EPT) single-stage assembly.

Includes: Magpul MBUS Rear Sight, Black

Details
PSA PA-15 16” Nitride M4 Carbine 5.56 NATO MOE AR-15 Rifle, Black

Barrel Length: 16″
Barrel Material: 4150V Chrome Moly Vanadium Steel
Barrel Profile: M4
Chamber: 5.56 NATO
Twist Rate: 1 in 7”
Extension: M4
Gas System: Carbine-Length
Gas Block Type: F-marked Front Sight Base
Upper Receiver: Forged 7075 T6 Aluminum
Receiver Style: M4 flat top with feedramps
Receiver Finish: Hardcoat Anodized
Forward Assist: Yes
Dust Cover: Yes
Handguard Type: Polymer
Handguard Style: Magpul, Black
Handguard Length: Carbine-Length
Bolt Steel: Carpenter 158, Mag Phosphate coated
Bolt Carrier Steel: 8620, Chrome lined 
Staked Gas Key: Yes
Lower Receiver: Forged 7075 T6 Aluminum
Receiver Finish: Hardcoat Anodized
Fire Control Group: Single-Stage, Enhanced Polished Trigger (EPT)
Buffer Tube: 7075 T6 Aluminum 
Stock Adjustment: 6-position
Stock: Magpul Carbine Stock, Black
Length: 33″
Weight: 6.5 lbs.
Magazine: 30 Round Aluminum Black
Includes: Magpul MBUS Rear Sight, Black