Front Caliper, what size E Torx is required to remove the pin to change the pads?

[Steve Harley]

Front Caliper, what size E Torx is required to remove the pin to change the pads? And aren't those little C clips ridiculous? Can we source them anywhere besides BMW

 

[Boxflyer]

Don't know what bike you have for sure, but it's probably T30 and torque for reinstall is 6Nm.

 

[Fullchat]

Circlips - https://www.accu.co.uk/en/e-clips/69322-HETC-4-A2

Torx Socket - E8