The SIG SAUER(R) P365 FUSE Comp is a semi auto pistol chambered in 9mm Luger featuring a 3.7-inch barrel and a 21-round magazine. This configuration features a Black finish.A slide-integrated expansion chamber and factory-mounted ROMEO-X SIG-LOC Compact optic complete the configuration.Key Features:Caliber: 9mm Luger.Action: Semi Auto.Barrel Length: 3.7 inches.Capacity: 21+1.Barrel: Carbon Steel; Non-Threaded.Finish: Black.Sights: Night Sights.Includes: Two 21-Round Magazines; One 17-Round Magazine; ROMEO-X SIG-LOC Compact Optic.SIG SAUER(R) produces firearms with a strong emphasis on modern engineering modularity and duty grade performance across its catalog. The brand is widely known for handguns rifles optics and related products developed for military law enforcement defensive and sporting applications. SIG Sauer(R) products are recognized for durable construction practical innovation and broad platform support across a wide range of configurations.