Black Plastic perforated Back with solid Plastic Seat Black Powder Coated Frame Standard without Arms No Option Interlinking Seats Stackable to approximately 18
Swivel & Tilt Mechanism with 1 Position Lock SA Gas Spindle Standard with LC 35 PU Arms Tension Adjuster Black Nylon Glass Reinforced 630mm Dia. Base One Piece Plywood Shell
Foam on Seat: High Density Foam on Back: Medium Density
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
2 Lever Synchro Mechanism with 5 Position Lock SA Gas Spindle Standard without Arms Tension Adjuster Black Nylon Glass Reinforced 630mm Dia. Base Standard with Black Mesh Back
Two Piece: Plywood Seat and Steel Frame with Mesh Back Foam on Seat: High Density