Single Leg Roller PadSingle Leg Roller Pad American Barbells single leg roller pad is an essential tool to improve your leg strength, balance, and coordination. Reducing the risk of injury is one of the top priority when working out, and with our single leg roller pads, you can safely perform single leg squats, Bulgarian squats, and lunges. You can quickly build and improve your hamstrings, glutes using a variety of training exercises using the single leg roller pad.