Swivel Mechanism Typist Gas Spindle Polyurethane Seat Standard without Arms NO Option of Arms Black Nylon Glass Reinforced 640mm Dia. Base
Steel Inner Shell Moulded PU Outer Extra Heavy Duty Shell Easily Cleaned
Swivel & Tilt Mechanism with 1 Position Lock SA Gas Spindle Standard with C-Arms with PU capping Tension Adjuster Black Nylon Glass Reinforced 630mm Dia. Base Two Piece Plywood Seat and Back
Foam on Seat: High Density Foam on Back: Medium Density
2 Lever Synchro Mechanism with 5 Position Lock SA Gas Spindle Standard without Arms Tension Adjuster Black Nylon Glass Reinforced 630mm Dia. Base Two Piece Plywood Seat and Back