Hi Kev,
Many thanks for the info.
Measured off the image - via computer screen & ruler, lol :rolleyes: - I got the 3kW flanges to be about 27mm.
Not sure whether to go 1 x 3kW or 2 x 2kW in my keggle conversion :unsure:
Feck it, as Jeremy Clarkson says 'More Power!', so I'll order 2 x 2kW...