2" x 3" 11 gauge steel mainframe. Electrostatic ally applied powder coat paint finish, metallic silver. Durable double stitched upholstery. Sealed bearing pivot points. Adjustable press arms to fit all size users, with gas assisted start positions. Ergonomic hand grip positions. Weight plate holders for plate storage. Converging press arm movement for advanced. Biomechanics. Independent, unilateral arm action for balanced muscle development. Olympic weight plates not included.