I should have read this first, Ron. I think you just described Coleman's device...again. >Hi Brian, >Like Jon and Jim said, the screw trick underneath works great. I've also >used slotted or socket end (no head) bolts with a lock nut underneath, and >an acorn nut above the plate and dispensed with dowels altogether. This is >roughly similar to the Yamaha system, and is my preference if the customer >will let me do it. It's really nice to be able to make fine adjustments in >plate height without having to pull it. I also DEARLY love vertical hitch pins. > > Ron Jim Harvey, RPT Greenwood, SC harvey@greenwood.net
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