Chrisd
Full Member
Teh step as you call it is supposed to be there and the belt should be fitted on a tenon to the tube.
However there is no right or wrong, you bought the kits, you do what you want with them.
Many people prefer to make them fatter with no tenon, I prefer not to make them.
http://www.axminster.co.uk/media/downloads/500290_610198_manual.pdf