6094K89 Knob For Battery Charger Selector Switches & Timers. This Universal Knob is for selector switches and timers, designed with 1/4" ID and a set screw for locking onto shaft. Suitable for all 1/4" shaft switches. Replaces Schumacher 0099000045 & 0099000096. Maybe be pointed or flat depending on available stock from suppliers.
Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov