Originally Posted by
Johnny Wishbone
Hi Steve, you can go up to 1mm of spacer on the JACO wheel before it becomes a problem......I wouldn't go farther than that though without going to a wider hex. You can use the Xray wide hex but it has to be reamed out slightly to work, but has the same plunge depth for the pin. I have done this with the -.75 hexes with no problem.
Gary, are the -0.75 hexes thinner than the stock serpent ones?