Stormlake smith & wesson barrels are machined from certified 416r stainless steel for superior strength, durability and accuracy.Barrels are match grade, hardened to 40-42 hrc and cut broach rifled to shoot jacketed or lead bullets.All barrels are chambered for full case support.All smith & wesson m&p barrels are drop in and will only occasionally require modification to fit.
Caliber Or Gauge: 9mm Conversion for 40S&W/357Sig
Model: M&P Full Size
Bore Type: Rifled
Finish: Stainless Steel
Ammo Type: Jacketed/Lead