The Link Seated Bicep Curl/Tricep Extension is an incredible addition to any gym, facility or home workout studio. It is designed to target the bicep and tricep muscles. The self-adjusting arm automatically adjusts to accommodate any user arm length for both bicep and tricep exercises. The adjustable chest pad telescopes to maintain proper pivot point alignment. The back pad stabilizes user during tricep exercise. The counterbalanced exercise arm allows lower starting weight and easy arm adjustment.