Originally Posted by ibrooks

It only needs to adjust half a tooth's worth because it you go that far in one direction and it's not enough you can move the belt on by a tooth and start again with it all the way in the other direction.

Personally I don't like that style as I've seen them slip too often. Quaife do the pin type and they are often cheaper than those things tend to fetch second hand on fleabay.

Iain