This T-knob, is a manufacturer-approved replacement part for use in tillers and lawn tractors. It is a T-shaped handle used in a variety of applications, such as adjusting the equipment RPMs (revolutions per minute) or it can be attached to the depth bar and used to control the depth that the tines or blades penetrate the soil, for tasks
...Read moresuch as tilling soil or cutting grass. However, if the threads on the bolt wear out or the plastic body of the knob becomes damaged, you will not be able to control your equipment using the knob. A faulty T-knob may result in inconsistent speed, inaccurate depth settings, uneven tilling, or inefficient grass cutting. Remove the fasteners that secure the t-knob and pull it off the equipment. It is recommended to replace the fasteners at the same, especially if they are worn down or damaged. Place the new T-knob in position and secure it with the fasteners
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