Weber # 60088 2Pk Replacement control knobs for the Weber Q3200.
kit includes: (1) Large control knob Measuring 2-3/4" at the base of the knob and (1) Small control knob Measuring 2-1/4" at the base of the knob.
Genuine Weber OEM part
Weber # 60088 2Pk Replacement control knobs for the Weber Q3200. This kit includes: (1) Large control knob Measuring 2-3/4" at the base of the knob Large Knob has part #40355000 stamped on it. (1) Small control knob Measuring 2-1/4" at the base of the knob Small Knob has part #40355100 stamped on it. Please visit Weber's website to ensure you order the correct parts for your specific grill. It is best to look up by serial #. Their site will also help you find the alpha-numeric number. http://help.weber.com/schematics/#serial-number