Back Height mm: 300. Back Pad Height mm: 300. Back Pad Width mm: 400. Back Width mm: 400. Base Colour: Black. Base Diameter mm: 600. Base Finish: Black . Base Material: Nylon. Base Type: 5 star base . Capacity kg: 100. Capacity Stones: 15.7. Colour: Black. Overall Height mm: 1250. Product Type: Operator chairs. Seat Adjustable Height mm: 560-820. Seat Colour: Black. Seat Depth mm: 420. Seat Finish: Polyurethane . Seat Height mm: 820. Seat Material: Polyurethane . Seat Width mm: 460. Type: Footring and glides.Ergonomic chair designed for industrial environments. Draughter chair with height adjustable off the floor footring and glides. Comfortable, hard wearing and washable. Polyurethane seat and back with durable 5-star base. Floating or fixed permanent contact backrest. 3 lever for gas lift height adjustment, back angle and seat angle adjustment. Gas lift height adjustment. Easy self assembly. Seat height - 560-820mm. Suitable for up to 5 hours use per day. Suggested max. weight of use