Quickly, accurately check the yoke/crane assembly and ejector rod for bends that can ruin smooth functioning. Includes straightening handles to cure the problem. Works on Ruger "Six" Series and S&W K/L/N Frame revolvers. Mfg: Power Custom SPECS: Base, steel. 10" (25.4cm) long, 2" (5cm) wide, 5" (12.7cm) high. Alignment Rods are 10" (25.4cm) long, 9/16" (14.3mm) diameter, heat-treated, blued, steel. With instructions.