This SIG Sauer factory style replacement barrel is ideal for shooters wanting to gain more versatility from their sidearm. Capable of being inserting in standard SIG Sauer P239 handguns, this drop in barrel is chambered in .40 S&W and provides excellent accuracy. Switching calibers is as easy as dropping in this barrel and changing magazines. Features hammer forged rifling and a heat treated design. Blued steel, .40 SIG.
SIG Sauer P239