PSA PA-15 .300 AAC Blackout AR Pistol, 10.5 in Barrel, STNGR M-LOK Handguard, SB Tactical Brace, Ambi Controls, 2 PMAGs
This Palmetto State Armory PA-15 AR-15-pattern pistol in .300 AAC Blackout is a customized, feature-rich build centered around a 10.5-inch barrel with a 1:7 twist. It includes a STNGR free-float M-LOK aluminum handguard with a continuous 1913 top rail, an SB Tactical pistol stabilizing brace, and ambidextrous controls. The flat-top A3 upper includes a forward assist, brass deflector, and ejection port cover, and an FDE/bronze ambidextrous extended-latch charging handle is installed. A CMR-301 mount is fitted to the handguard, and the receivers are 7075-T6 aluminum with a hard-coat anodized finish, made in the USA.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: There are minor, superficial scratches and blemishes on exterior surfaces. The barrel is shorter than the handguard, and the configuration is ready to accept a suppressor or faux suppressor.
What's Included
- STNGR free-float M-LOK aluminum handguard with full-length top rail (installed)
- Polymer angled foregrip (installed)
- SB Tactical pistol stabilizing brace with strap (installed)
- Ambidextrous extended-latch charging handle (installed)
- Ambidextrous safety selector (installed)
- Magpul MOE pistol grip (installed)
- Low-profile top-rail mount block marked "MUZZLE" (installed)
- Two 30-round Magpul PMAG Gen M3 polymer AR-15 magazines: one fitted with a 7.62x35mm (300 BLK) ID band, and one with molded "5.56x45" caliber marking and no ID band
The PA-15 lower is marked "Palmetto State Armory - West Columbia, SC" and "PA-15 MULTI," and it accepts AR-15 pattern magazines. Capacity is 30+1. The .300 AAC Blackout barrel measures 10.5 inches, is marked "300 BLK 1:7," and uses a 1:7 twist.
The A3 flat-top upper provides a forward assist, brass deflector, and ejection port cover. The free-float STNGR M-LOK aluminum handguard features a continuous 1913 Picatinny top rail for solid accessory alignment.
Key user-focused upgrades include an ambidextrous safety selector and an ambidextrous extended-latch charging handle in a bronze/FDE finish. Ergonomics are enhanced with a Magpul MOE pistol grip and a polymer angled foregrip.
An SB Tactical pistol stabilizing brace with an adjustable strap is installed. A CMR-301 mount is fitted on the handguard, and a low-profile top-rail mount block marked "MUZZLE" is included.
The receivers are 7075-T6 aluminum with a hard-coat anodized finish. The pistol operates via a semi-automatic, direct-impingement system and is made in the USA.

