fresh and positive OOTDTY Features: Made of nice zinc alloy, excessive friction resistant, sturdy and durable to use. Great for you to interchange the damaged one on your gasoline range cooker. Simple and leading-edge design permanently suits all your home furnishings Built-in gap for easy installation. Smooth floor is simple to scrub and comfy to grip. Widely used for kitchen cooker, gas stove, oven, electrical cooker, etc. Rotary Switches only, different equipment in the picture isn't always included! Specification: Material: Zinc Alloy Dimensions: Diameter: 38mm/1, Height: 19mm/0 Hole Size: Diameter: 6mm/0 Color: Silver Quantity: four Pcs Note: 1 enable 0-1cm error due to instruction manual measurement. pls ensure you don't mind before you bid. 2 to the adaptation between assorted monitors, the picture will not mirror the particular coloration of the item. Thank you! Package Includes: 4 Rotary (without retail package)