The Switchback is fully ambidextrous and can be carried in the strongside or crossdraw positions. The safety strap has a hammer slot and is reversible for ambidextrous use. Fits Colt King Cobra 2.50" (Pre-2019), Python 2.50", Python 3"; Dan Wesson .357 2.50"; Ruger GP100 3", Security Six 2.75", Service Six 2.75", Speed Six 2.75"; S&W K Frame 19/66 2.50", L Frame 686/386 PD 3.50", L Frame .44 Special 2.50"/3", L Frame 396 3.13", L Frame 686 3"; Taurus 415 2.50".