Triple-locking cylinder is locked into the frame at the front, rear and bottom for more positive alignment and dependable operation shot after shot; Corrosion-resistant stainless steel finish boasts the durability and reliability that is the hallmark of a Ruger firearm; Strong extended frame with extra metal in top strap, sidewalls and barrel mounting areas to handle powerful, big game loads; Recoil cushioning Hogue Tamer Monogrip with an internal recoil cushion positioned under the web of the hand helps reduce the impact of powerful loads, while peg-style grip frame easily accommodates custom grips; Dual chambering allows .44 Magnum models to accept factory .44 Special cartridges and .454 Casull models to accept factory .45 Colt cartridges; Patented transfer bar mechanism provides an unparalleled measure of security against accidental discharge; Adjustable rear sight and fixed, replaceable red ramp insert front sight; Cold hammer-forged barrel results in ultra-precise rifling that provides exceptional accuracy, longevity and easy cleaning; Patented integral mounts are machined directly on the solid-steel barrel rib to provide a stable mounting surface for the included scope rings, eliminating a potential source of looseness and inaccuracy in the field