●Width x Depth x Height (mm): 475 x 545 x 700 to 830 ● material: Back/Seat/Urethane Form/Vinyl Leather, Leg/Step/Steel (Chrome Plated Finish) ● Lifting Method: Gas Cylinder Type ● Caster: φ 50 Made of mm Nylon (double wheel) ● bearing surface Diameter x bearing surface Height: φ 390 x 460 to 590 mm ● Load tolerance (kg): Approximately 100 ● Weight: 9 kg ● Assembling Type (Tools Required)