joeking78 wrote:

Chester362 wrote:Use a hydraulic brake light switch. It replaces the rear banjo bolt or, requires a longer banjo bolt and sits above the hose banjo.

Where do find that? Cheers

Just type hydraulic brake light switch into google.
Plenty of places worldwide that have them. You want a motorcycle specific one really. Replaces the banjo bolt and has waterproof boot over the terminals.