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Swivel President Chair - President Type Swivel Chair, High Back, For Continuous Corporate Use, With Independent Seat, Back And Headrest, Must Meet The Following Minimum Specifications: Structure Structure Of The Seat And Back Made Of High-Resistance Material (Pressed Multi-Laminated Wood, Tubular Steel Or High-Resistance Structural Polypropylene), Compatible With Corporate Use Continuous, Guaranteeing Stability, Durability And Safety To The User. Seat With Sturdy Structural Base, Equipped With Injected Polyurethane Foam Or Equivalent Technology, With A Minimum Density Of 45 Kg/M, Guaranteeing Comfort For Prolonged Use. Coating Synthetic Material, Pu, Vinyl Or Equivalent Material Highly Resistant To Abrasion.Approximate Dimensions:Width: 480 To 520 Mmdepth: 420 At 480 Mm Color: Black Finish With Rounded Edges And Lower Protection (Against Impacts And Dirt), When Applicable. Backrest With High Backrest, Structured In Resistant Material, With Contact Surface In High-Resistance Synthetic Mesh Or Equivalent Material, Which Provides Ventilation And Thermal Comfort To The User. Backrest Or Equivalent Ergonomic Adjustment Systemlumbar Support, Fixed Or Adjustablecolor: Black Equivalent, Compatible With The Backrest. Armrestsheight-Adjustable Armrests, With A Minimum Travel Of 60 Mm, Allowing Ergonomic Adaptation To The User. Resistant Structure, With Upper Support In Comfortable Material (Pu, Polymer Or Equivalent). Base And Castors, Swivel Executive Chair - Executive Type Swivel Chair, Medium Back, Intended For Continuous Corporate Use, With Independent Seat And Back, Must Meet The Following Minimum Specifications: Structure Structure Of The Seat And Back Made Of High-Resistance Material (Multi-Laminated Wood, Suitable For Continuous Corporate Use, With Minimum Density Of 40 Kg/M, Ensuring Comfort For Prolonged Use. Covering In Synthetic Material, Vinyl Or Equivalent, With High Resistance To Abrasion. Contact Made Of Mesh, Fabric Or Equivalent Material, Which Provides Ventilation And Thermal Comfort. Must Have: Integrated, Anatomical Or Adjustable Lumbar Support Color: Black Armrests Armrests With Height Adjustment, Allowing Ergonomic Adaptation To The User. Resistant Structure (Polymer, Metal Or Equivalent), With Superior Support In Comfortable Base Material. Swivel Base Castors With 5 (Five) Support Points, Made Of High-Resistance Material (Reinforced Nylon, Polyamide Or Steel With Protection), With A Minimum Approximate Diameter Of 650 Mm. Made Of Material That Does Not Damage The Floor. Mechanism That Allows: Seat Height Adjustment Using A Gas Piston
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