The SIG SAUER(R) P211 GTO Combat is a full-size single-action-only 9mm Luger pistol with a 4.4-inch bull barrel and MACH3D compensator. It combines a Coyote Brown steel frame and G10 grip panels with a black Nitron-finished slide.Key Features:4.4-inch carbon steel bull barrel with MACH3D compensatorSIG-LOC PRO optic-ready slide; optic not includedXRAY3 front sight and serrated black rear sightFlat skeletonized triggerAmbidextrous thumb safeties and grip safetyFull-length Picatinny accessory railOne 23-round and two 21-round P320-compatible steel magazinesSIG 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.