Brian, I think 1-1/4 to 1-1/2" is the going diameter. Not a coincedence that its the same as a 2x4. I have tried larger diameters and was not comfortable, I like the 1-1/2" best. All of the drip rings I have purchased are 1-1/4".

> Will be starting to build the paddle but need to know the final shaft
> diameter that is most commonly used. Anybody know what they are using and
> what recomendations for what size is best.

> Thanks in advance.

> Brian B