Smith & Wesson M&P FPC 9mm Semi-Auto Rifle, Side-Folding, 16.25 in Threaded Barrel (1/2x28), Free-Float M-LOK Handguard, Includes 5 Magazines & Vortex Spitfire AR Optic (Non-Functional)
This Smith & Wesson M&P FPC stands out with its compact side-folding design, dual in-stock magazine carriers, and a factory-threaded 16.25 in barrel. It includes five M&P double-stack magazines and comes with a Vortex Spitfire AR optic that is present but reported non-functional. Built with a 4140 steel barrel, stainless bolt, and an anodized aluminum receiver, this U.S.-made 9mm rifle balances portability with practical features.
Condition
Overall Condition: Good condition, showing some signs of prior use and handling.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: Light surface scratches and minor blemishes are present from prior handling. The included Vortex Spitfire AR optic does not function; the original battery leaked in the compartment, and the optic will not power on with a fresh battery.
What’s Included
- Smith & Wesson M&P FPC 9mm semi-automatic rifle
- Vortex Spitfire AR optic (reported non-functional; original battery leaked; does not power on with a fresh battery)
- Three 21-round S&W M&P double-stack steel magazines (extended with polymer sleeves)
- Two 17-round S&W M&P double-stack steel magazines (standard length)
The M&P FPC features a side-folding configuration that reduces overall length to about 16 3/8 in when folded (approximately 30 3/8 in unfolded). Unloaded weight is about 5.0 lb, and the receiver bears the factory marking "SMITH & WESSON SPRINGFIELD, MA USA." MSRP is $659.
Its 16.25 in 4140 steel barrel has a black-oxide finish, medium profile, and a factory 1/2x28 UNEF threaded muzzle with a knurled thread protector. The 1:10 RH twist is paired with a simple blowback, semi-automatic action using a stainless bolt and an anodized aluminum receiver.
The polymer stock is fixed and houses dual in-stock magazine carriers with molded polymer retention bands with integral snap tabs, plus a QD sling socket. An M&P-style textured polymer grip with the S&W medallion is installed. Up front, a free-float aluminum M-LOK handguard with a continuous 1913 top rail provides straightforward attachment options.
Capacity is listed at 21+1 when using the included extended magazines. This rifle includes a total of five M&P double-stack steel magazines: three 21-round extended magazines with polymer sleeves and two 17-round standard-length magazines. The dual in-stock storage is designed to carry M&P double-stack magazines.
A Vortex Spitfire AR optic is included but is reported non-functional. The original battery leaked acid into the battery compartment, and the optic does not power on even with a fresh battery.

