The Model 317 Airlite is an eight-shot J-frame revolver chambered in .22 LR, built on an aluminum alloy frame with a titanium cylinder. At approximately 9.9 ounces, it is one of the lightest revolvers ever produced. Eight rounds of .22 LR in a package smaller and lighter than most .38 snubs made it a popular trail companion and utility carry gun. Type: Revolver Action: Double-Action Caliber: .22 LR Capacity: 8 Year introduced: 1997, USA Weight: 9.9 oz Overall length: 6.13" Status: Active Intended use: trail, utility, small_game, plinking