Smith & Wesson M&P-15 5.56mm NATO Semi-Auto Rifle, 16 in Barrel, Carbine Gas, A2 FSB, Magpul MOE/MBUS, Threaded Barrel
This Smith & Wesson M&P-15 stands out as a well-configured AR-15 pattern rifle in 5.56mm NATO with a 16-inch, threaded barrel and carbine-length direct-impingement gas system. It features a flat-top upper with T-marked Picatinny rail, a fixed A2 front sight base with bayonet lug, and a Magpul MBUS flip-up rear sight. The rifle includes a Magpul MOE carbine-length polymer handguard, a 6-position collapsible stock, and ships with a 30-round Magpul PMAG.
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 Details: There are a few minor scuffs, but the rifle remains in overall great shape.
What’s Included
- 1x Magpul PMAG polymer magazine for 5.56x45 (Gen M2 MOE), 30-round
- Magpul MBUS polymer flip-up rear sight (installed)
- Magpul MOE carbine-length polymer handguard (installed)
The 16-inch barrel uses a 1:9 twist and is threaded, capped with an A2 birdcage flash suppressor. A fixed A2 front sight base with bayonet lug provides a robust, proven front sighting system to pair with the included Magpul MBUS rear sight.
The rifle runs a carbine-length, direct-impingement gas system. The upper receiver is a flat-top design with a T-marked Picatinny rail, and includes a forward assist and an ejection-port dust cover.
Furniture is practical and durable: a Magpul MOE carbine-length polymer handguard, an A2 polymer pistol grip, and a 6-position collapsible stock with a sling loop. Controls include a standard magazine release and a manual safety.
Chambered in 5.56mm NATO, this M&P-15 accepts standard AR-15/STANAG magazines and has a maximum capacity of 30+1. It is made in the United States and configured in a full-size layout with a 13.0-inch length of pull.

