To replace the knob, first, carefully remove the old knob from the control shaft. Ensure that the control shaft is clean. Next, take the new knob and align it precisely with the control shaft. Once aligned, press the new knob firmly into place until it is securely attached. This will ensure that the knob is ready for immediate use, providing you with a smooth and efficient operation. This simple process will help maintain the functionality and appearance of your appliance, ensuring it continues to operate effectively. Features -Color:Silver -Material:Zinc Alloy -Size:5.20X3.70X2.20cm/2.04X1.45X0.86in -Simple installation: the gas stove knob locks are designed for easy installation, allowing you to replace your old knobs with minimal effort -Flame precision: the replacement stove knob offers precise control over the gas stove's flame, ensuring cooking every time -Ergonomic design: the timer knob replacement features an ergonomic handle, providing a comfortable and easy to use experience -Nonslip feature: the stove knob locks come with an anti slip design, ensuring safe and reliable operation during cooking -Universal fit: this range replacement knobs are suitable for a wide range of gas stoves, making them a versatile addition to any kitchen Package list: 1 x gas stove knob