Sheldon.... Thanks. I think I can picture that. But this would need to be a step with no sharp edges to avoid stress peaks? Is there a cutaway illustration somewhere? I don't recall any for a Quadruple in the Bridgestone Catalogs or the Riv Reader. I'll see what a Webferret search turns up.
Calvert Guthrie On the West edge of MO.... where its not safe to be a cyclist on the streets till the Amateurs run out of fireworks or matches.