Ruger Redhawk, Double/Single Action, Revolver, 357 Magnum, 4.2 Barrel, Stainless Steel, Satin Finish, Silver, Hardwood Grips, Adjustable Rear Sight, 8 Rounds 05059 For Big Game Hunting, Think Big Bore Revolvers. The Ruger Redhawk revolver was Ruger's first double-action revolver specifically designed for the powerful 44 Magnum cartridge. It embodies many advanced features such as a triple-locking cylinder, a unique single spring mechanism for relatively lighter trigger pull, replaceable front sights and adjustable rear sights, with an all-stainless steel construction. The patented transfer bar mechanism provides an unparalleled measure of security against accidental discharge.