PSA PA-10 Gen 3 .308 Win AR-10 Rifle, 16 inch Threaded Barrel, Free-Float M-LOK, Matte Black, 20+1
This Palmetto State Armory PA-10 Gen 3 is a large-frame AR-10 pattern rifle chambered in .308 Winchester with a 16 inch threaded barrel and A2-style flash hider. It features an aluminum free-float M-LOK handguard with anti-rotation tabs and partial top Picatinny sections, an adjustable 6-position carbine stock, and a flat-top upper with forward assist, shell deflector, and ejection-port cover. The lower is marked "G3-10 MULTI" with the PSA crest, and the receiver carries the "Palmetto State Armory West Columbia SC" roll mark. It is in excellent overall condition with a clean, mirror-finished bore.
Condition
Overall Condition: Excellent condition, showing only faint signs of any prior use or handling.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: There are only light indications of prior handling. The firearm presents in excellent condition, and the bore is clean and shiny.
What’s Included
- PSA PA-10 Gen 3 .308 Win rifle
- 1x 20-round Magpul PMAG LR/SR GEN M3 magazine (SR-25/LR-308 pattern)
The PA-10 Gen 3 pairs PSA’s large-frame AR-10 platform with a direct-impingement operating system in .308 Winchester. It feeds from SR-25/DPMS-pattern magazines and has a stated capacity of 20+1. The lower receiver is marked "G3-10 MULTI" with the PSA crest, aligning it with the Gen 3 series updates.
The 16 inch barrel is threaded and fitted with an A2-style flash hider. An aluminum free-float M-LOK handguard with anti-rotation tabs and partial 12 o’clock Picatinny sections provides solid mounting space along the top and M-LOK slots for accessories.
The flat-top upper receiver includes a forward assist, shell deflector, and ejection-port cover. Receivers are aluminum with a matte black finish, and the roll mark reads "Palmetto State Armory West Columbia SC," indicating U.S. manufacture.
Furniture consists of a black polymer adjustable carbine stock with 6 positions and an approximate 11–14 inch length of pull, plus a PSA-branded ergonomic polymer grip with beavertail (non-A2). Controls include a manual safety. No sights are installed from the factory.

