Description Sig Sauer Mosquito chambered in .22 long rifle with one, ten round removable magazine and a 3.9″ barrel. This blowback-operated pistol has a polymer frame with textured polymer grips and a under barrel accessories rail. Metal serrated slide with a ambidextrous thumb safety. Serrated hammer, slide release, de-cocker, and push button magazine release. Double/single action polymer trigger. Adjustable three-dot iron sights. Comes in factory case with factory paperwork and one magazine. Condition: Very Good/Excellent with little handling wear and a clean riffled bore. Barrel Length: 4″ Serial: F305488 Manufacturer: SIG SAUER Caliber: .22 Long Rifle Model: Mosquito Book# 03561