For old school bodybuilders, the Leg Master will be a familiar piece of equipment as it has been around for decades. You might recognize it as the Frank Zane's Leg Blaster or Moore's Squat Bar. ATX® brought back this unique harness as it allows the user to perform weighted squats without having to sacrifice a tone of room, like you would with a Safety Squat Bar. | Sam's Fitness

Leg Press Foot Placement & Muscles Worked High foot placement → shifts emphasis to the glutes (and some hamstrings) Low foot placement → increases quad involvement Wide foot placement → biases the adductors (inner thighs) Low foot placement calf raise → targets the calves Important note: All leg press variations (except the calf raise) work the quads, glutes, and adductors to some degree. Adjusting foot placement doesn’t isolate a muscle—it simply shifts the emphasis toward certain muscles. Size