MICRO SWITCH™ Premium Large Basic Switches: BA Series, Single Pole Double Throw (SPDT), 20 A 125/250/480 Vac, ENEC 20 A 250 Vac, 11,9 mm [0.470 in] Threaded Bushing with 8,3 mm [0.326 in] Diameter Hardened Steel Additional Overtravel Plunger, Removable Solder Termination, Mounting Holes will Accept Pins or Screws, Bushing Hardware Furnished Unassembled, UL, CE, CSA, ENEC