Body Solid DIOTSF Pro Dual Inner & Outer Thigh MachineBody Solid Pro Dual Inner Thigh Outer Thigh Machine Effective thigh workouts require a biomechanically correct machine to keep backs, butts and knees where they belong in order to isolate the targeted area and achieve optimum results. Body Solid's ProDual Inner Thigh Outer Thigh Machine features a pop in cam adjustment to users to select their own starting positional and range of motion. Four sealed, pillow block ball bearing systems provide a smooth