-- Disc base, non swiveling: the metal is finished in a standard powder coat colour. -- Disc base, swiveling with return mechanism: the metal is finished in a standard powder coat colour. -- Pedestal strip base: the base is finished in a standard powder coat colour. Stainless steel as an option. -- Height adjustable 5-legged base with castors: the base is finished in a standard powder coat colour or in polished aluminum. Gas spring and castor caps always in chrome.