supply of modular back cushioned chairmodular back cushioned chair,modular back cushioned chair-revolving type-chair material and subtype mesh- fabric upholstery material mesh seat material fabric finish matte color and color family brown dimension (w)640mm x (d)670mm x(h)1100mm mechanism self weight multi locking the product shall be from leatherette, active bio-synchro wit h 5 position tilt limiter, die cast polished aluminum pedestal, adj arms bk ht adj, seat slide mech color: tan o r its equivalent best approval make [ warranty period: 12 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] => limited