Glides: colour matched to the small attachment parts for the seat shell, choice of white (except HAL Wood and HAL Ply Wood) or basic dark. All bases fitted with glides for carpet; felt glides optionally available for hard floors.
Seat shell: plywood (USA); swivel mount.
Base: height-adjustable tubular steel pedestal, gas spring powder-coated in basic dark, column sleeve and footrest in chrome-plated tubular steel with anti-skid surface. Connecting element between shell and base in die-cast aluminium, powder-coated in dim grey. Steel base plate with brushed stainless steel cover (matt); felt bottom.