Features- It is suitable for gas stove switchreplacment.- Brand new and high quality, durable in use.- Universal: fit for all 6mm hole diameter gas stove.- Caution: This is an positive knob, please confirm before purchase.- Warm Tip: Dear buyer, Due to lighting effect,monitor's brightness,manual measurement and etc,there could be some slight differences in the color and size between the photo and the actual item.sincerely hope that you can understand! Thank you!- Made of high quality zinc alloy material, the knob is durable and long lasting use.   Specification:- Color: Silver- Material: Zinc Alloy.- Material:zinc alloy material   Package:4 PCS Gas  Knobs Switch