Features: OOTDTY brand new and nice for most fuel cooktops with knobs, shaft diameter is 8mm/0, and built-in holes are smooth to install. The markings at the knob mean you can identify the proper adjustment direction. The delicate floor makes it very easy to clean and comfortable to hold. Small size and lightweight weight, well matched for emergency storage. Good accessory for domestic or restaurant kitchen, widely used in cooker, gas stove, oven, Specifications: Material: Metal Size: Approx. 4x2mm/0 (DiameterxHeight) Installation Hole Distance: Approx. 8mm/0 Package Includes: 1x Stove Knob Note: 1 allow 1-2cm errors due to guide measurement, just make sure to do not intellect earlier than you order. 2 to the variation between different monitors, the image might not mirror the particular coloration of the item.