Body-Solid Cam Series Leg Extension and Curl Machine (GCEC340) Perform leg extension and leg curl exercises from one comfortable seated position Easy-to-use pop-pin for quick adjustments and range-of-motion control Fully adjustable 7-gauge steel cam easily accommodates users of all sizes DuraFirm padding for exceptional comfort and durability during intense lifting Measures 49 by 42 by 37 inches (L x W x H) and weighs 97 pounds