The Vitality™ Series Leg Extension features multiple, adjustable start positions for workout flexibility and a self-aligning ankle pad for comfort and convenience. Ratcheting adjustable back pad allows easy alignment of knee to pivot, for sound biomechanics. Exercisers can easily engage the add-on weight with a simple push of a lever to increase the work load. Features Seat Angle: The seat is set at the optimal angle to ensure exercisers can fully extend their legs and get a complete contraction of the leg muscles. Adjustable Start Position: The start position is designed to fit all exercisers and can be easily adjusted. Ensures Proper Alignment: The adjustable back pad allows for proper knee-pivot alignment to reduce sheer force on the knee joint. Equipment Features Instructional Placard Simple step-by-step instructions for users of all levels to help with setup and exercise, including tips to help maximize workouts. Weight Stack Weight plates are 1 inch (25 mm) thick, machined cast weight plates in 10 lb (5 kg) and 15 lb (7 kg) sizesfitted nylon bushings to ensure smooth travel on guide rods. Top weight plate is machined cast weight plate designed for a 10 lb (5 kg) starting weight. Precision, lubricated bushings for smooth operation. Guide rods are 3/4 inch (19 mm) diameter steel, polished with corrosion-resistant plating for smooth operation and rust prevention. Low starting weight and full weight range accommodate a wide range of users. Weight stack is easily accessible from the seated position. Upholstery Fabric is premium-quality industrial vinyl with a protective coating that results in long-lasting, easy-to-clean upholstery pads and rollers. Fabric meets or exceeds California fire regulations (Bulletin 117, section E). Construction features a 4-piece design with a 3/4 inch thick plywood back, 3/4 inch high-density foam base, 3/4 inch high-density foam core and industrial fabric cover. Total thickness is 2.5 inches (65 mm). Adjustments Quick and easy ratcheting seat adjustment with easy to identify seat position numbering, Water Bottle and Accessories Holder Top cap secures the front and back shrouds and includes an accessories shelf. Bearings and Pivot Points ABEC-rated sealed bearings for added durability and smooth feel. Pulleys and Cables Glass-fiber-reinforced nylon pulleys with deep V-groove provide secure cable seating and fluid bearing rotation. Cables are military spec 5 mm cable coated. Frame and Finish 11 gauge (2.75 mm) 2x4-inch (50 x 100 mm) tubing is bent electroweld steel. Finish is electrostatically applied, heat-cured powder coat for superior durability. General Features Adjustable start positions. Self-aligning ankle pad. Equipment Specifications Standard Shroud Color Transparent Black Weight Stack 200 lb / 91 kg Workout Area (L x W) 69 x 43 inches / 176 x 109 cm Standard Frame Color Black Pearl Standard Upholstery Color Black Equipment Dimensions and Weight Length 53 in / 135 cm Width 45 in / 114 cm Height 61 in / 155 cm Equipment Weight 473 lb / 215 kg Shipping Dimensions and Weight Length 62 inches / 158 cm Width 34 inches / 86 cm Height 43 inches / 109 cm Shipping Weight 638 lb / 289 kg Regulatory EN957 Yes ASTM Yes