Back to overview T78 B 40 AmL item number 21040-EV-902 Kind of cap bayonetNominal diameter 40 mmVentilation with ventilationLocking lockableMaterial stainless steel master key locking system Useable forDownloadsAccessoriesrecommendation Back to overview fuel caps oil caps radiator caps fuel tanks filters seals filler necks anti-theft-fuel-devices blue - urea / SCR