The S&W 686 Plus is a seven-shot L-frame double-action revolver in .357 Magnum, one of the most beloved and reliable revolvers ever produced. The Plus designation indicates the seven-round cylinder — adding a round over the standard six-shot 686. The 4-inch barrel is the classic all-purpose configuration. Type: Revolver Action: Double-Action Caliber: .357 Magnum Capacity: 7 Year introduced: 1980, USA Weight: 38 oz Overall length: 9.5" Status: Active Intended use: Duty, Home Defense, Range, Hunting