BSA A7 A10 B31swinging arm Lucas type 41SA light switch
Lucas 41SA lighting switch,
This is a excellent reproduction of the 41SA lighting switch, original Lucas Part no. 31784
It has a good switching action
As fitted to BSA A7 A10 RGS Goldstar Gold flash and Rocket B31 B33 late models fitted with the trouser type nacelle. This switch is also fitted on some Triumph models and also could be used for may custom motorcycles.