SIG SAUER Barrel Threaded 229-1 9 . 9" long. Each barrel is specially heat-treated for toughness and durability. Please note: this barrel is for the current P229-1 models. This barrel will NOT work with older P229/P228 models. Specifications for SIG SAUER P229-1 9mm Luger Threaded Barrel: Manufacturer: SIG SAUER Barrel Length: 4.4 in Threads per Inch: M13.5x1 LH Gun Make: SIG Sauer Gun Model: SIG Sauer P229 Condition: New Package Contents: SIG SAUER P229-1 9mm Luger Threaded Barrel SIG SAUER Infinite Guarantee What firearm models does the manufacturer say SIG SAUER P229-1 9mm Luger Threaded Barrel is compatible with? The manufacturer suggests that SIG SAUER P229-1 9mm Luger Threaded Barrel is compatible with SIG Sauer P229SIG SAUER Barrel Threaded 229-1 9 - BBL-229-1-9-T