Palmetto State Armory PSA PA-15 5.56 NATO AR-15, 16 in M4 Barrel, 1:7 Twist, Carbine Gas, F-Marked Front Sight, Flat-Top Upper
This PSA PA-15 is a 5.56 NATO AR-15 pattern rifle with classic M4 features and a clean, modern flat-top upper. It stands out with a pinned F-marked A2 front sight base, carbine-length gas system, and a 16-inch M4 profile barrel with a 1:7 twist. The rifle is in excellent condition with a mirror-bright bore and comes with a USGI-pattern magazine and a handguard-mounted polymer vertical foregrip that is through-bolted to the handguard (no bolt-on rail segment present).
Condition
Overall Condition: Excellent condition, showing only faint signs of any prior use or handling.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: There are minimal indications of prior use. The firearm remains in excellent condition, and the bore is clean and shiny.
What’s Included
- Palmetto State Armory (PSA) PA-15 5.56mm NATO semi-automatic rifle
- 1x 30-round USGI-pattern aluminum STANAG magazine
- Polymer vertical foregrip through-bolted to carbine handguard
The 16-inch M4 profile barrel uses a carbine-length gas system and a 1:7 twist, paired with an A2 birdcage flash hider secured by a crush washer. The barrel is threaded, and the front sight base is the F-marked A2 type that is pinned in place. A bayonet lug is present.
The flat-top upper provides an integral Picatinny rail and includes a forward assist and ejection-port cover. Receivers are aluminum alloy with a black anodized finish. The lower is marked with standard AR-15 SAFE/FIRE selector markings and "MULTI" for caliber, with manufacturer markings for Palmetto State Armory, West Columbia, SC.
Furniture is carbine-correct and durable: a two-piece polymer handguard with a polymer vertical foregrip through-bolted to the handguard. The stock is a 6-position adjustable, collapsible design with a sling loop, and the grip is the A2-style pistol grip, all in black.
Capacity is 30+1 in 5.56 NATO. This rifle includes one 30-round USGI-pattern aluminum STANAG magazine. Controls include a standard manual safety. Overall fit and condition are excellent, with a clean, mirror-finished bore and sharp rifling.

