Blackhawk Multi-Use Ambidextrous Holster for 2" revolvers. 1000D Nylon construction. Hook and Loop retention strap. Belt loop 1.5 to 1.75". For Ruger SP101, Smith & Wesson Model 337, Smith & Wesson Model 331, Ruger LCR, Smith & Wesson Model 36, Smith & Wesson Model 640, Taurus Model 85, Mossberg Model 500, Smith & Wesson Model 317, Smith & Wesson Model 317 Ladysmith Revolver, Smith & Wesson Model 637, Marlin Glenfield Model 60.