supply of mid back chairmid back chair,mid back chair cushioned with leatherette upholstery ,tilt mechanism with locking mechani sm - bio-synchro 5 position tilt limiter, seat depth adjustment, revolving mechanism-designed with 360 d egree with pedestal base and minimum thickness of ms plate joining the backrest with seat of the chair 2m m, seat material pu foam,density of pu used in seat 40 to 50 kg/cum with thickness of pu used in seat 40 to 50 mm, minimum seat height 400 to 500 mm and width of seat 400 to 450 mm, depth of seat 400 to 550 mm, upholstery leatherette, backrest type flexi back with backrest support type-contoured back / without lumber support, frame material mild steel , pu used in backrest of density 40 to 50 kg/cum and thickness 3 0 to 40 mm backrest height seat level 550 mm and width of backrest 450 to 500mm, backrest upholstery le atherette, armrest type movement adjustable (up and down) , warranty period-1 year, the product oem v erified certificate die cast polished aluminium pedestal , adjustable height pneumatic/hydraulic, seat slidi ng mechanism - colour dark tan - model - [ warranty period: 12 months after the date of delivery ] ]