Check the listing for details. Take-Off Selector Switch Knob Assembly Only for Appleton EGS SSBA13Q / SSBA23Q. Condition: For parts or not working. Listed at 20.00 USD. Take-Off Selector Switch Knob Assembly Only for Appleton EGS SSBA13Q / SSBA23Q New, take-off, Appleton EGS switch selector control knob for SSBA13Q / SSBA23Q switches (and possibly others), for hazardous locations. There are no contacts / switches included, only the selector knob assembly. Please note: The last photo shows the box label for a complete switch. It is for demonstration purposes only and is not included with purchase. There are a number of these available. Some, but not all have an insignificant wrench mark from disassembly on the aluminum threaded barrel. The worst damage is shown in the third photo. You get 1 knob assembly and free domestic postage with this offer. As always, your complete happiness is guaranteed. Thanks. (FC-3)