Selectorized Leg Curl A101 The angle between the hip and the upper body support pad minimizes back hyperextension. The roller assembly is quick and easy to adjust to desired position. A counterbalance system along with smaller weight increments permits a low starting resistance to accommodate novice or deconditioned users. Variable cam provides proper muscle loading throughout the strength curve. Maintenance free pillow block bearings enhance the smoothness through the range of motion. Specifications: Size: 40"(W) x 70"(L) x 62"(H) Stack Weight: 160 lbs. (8x5lb, 12x10lb) Shipping Weight: 370 lbs. Target Muscle Groups - Features: Kevlar Drive Belts for Longer Life and Smoother Performance Moulded Feet for Floor Protection Protective Wear Guards on Upholstery High Use Areas Solid One-piece Frame Construction comprised of 2x3" and 2x2" tubing Superior Grade Foam and Mildew-resistant Naugahyde