Matrix Ultra Base Dependent Arm CurlMatrix Ultra Base Dependent Arm Curl The Matrix Ultra Base Dependent Arm Curl features an arm pad that is angled for stability, and limits unwanted shoulder movement during exercise. The elbow pad wear cover improves upholstery performance in high contact areas. Features a color coded pivot indicates correct elbow placement for optimal feel and performance Space Saving Design: All Ultra single station units boast a compact footprint with a uniformly