The RM64 features Rossis prized double action trigger, and a crisp single action trigger pull. The RM64s 4-inch barrel pairs with fixed sights. It has 6 shots of .357 Magnum on tap in its steel cylinder. The full underlug barrel adds additional weight which helps manage magnum recoil. This revolver uses a square butt configuration making it easier to shoot with full power magnums or 38 Specials.