Sport Shooting Revolver Performance Center version of the 686 with a 4-inch full-lug barrel, chamfered charge holes for speed-loader use, Hogue grips, and a PC trigger job. The SSR designation indicates tuning for IDPA and USPSA revolver competition. Type: Revolver Action: Double-Action / Single-Action Caliber: 357 Magnum Capacity: 6 Year introduced: 2007, USA Weight: 38.3 oz Overall length: 9.5" Status: Active Intended use: Competitive Shooting