Knob Smeg Gas Cooktop S133 S135

Smeg cooktop knob fitted to the following models:
SMEG: 9FAZOX HS6082EB OA4EGO S133AB S133AB1 S133ABE S133AEB S133AEB1 S133AEBE S135EB S135SEB S137AB S137AEB S33ABM SA133AEB SA135EB SAR191AEB SE133AEB SE133AEB1 SEP133AEB SEP133EB1 SNZ132AEB SNZ32AEB SP135EB SR191AEB SR191AEBE SR191AEBH SR191EBH1 SR91AEB1 SR91AEBE ST33AEB