MATERIAL: Aluminium base option, Draughtsman conversion, Fibreglass filler, Moulded foam, Netting, Nylon, Nylon backrest, Nylon base
ARMS: 1D height-adjustable, 2D height-adjustable, No arms, Trio fixed
MECHS: Centre-pivot synchro 2-lever, Synchro-tilt + seat slide