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

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 Flat Dark Earth
Handguard Length: Carbine
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, Flat Dark Earth
Length: 33"
Weight: 6.5 lbs.
Magazine: (1) 30 Round Magazine