I have the high-lift part of the yakima gutter racks for sale. This is
just a 4" block so you can use standard gutter mounts and make the rack
clear the standard NON-westy top.  I used this setup for a few years. This
is a yakima part.  holler if you want'em. more details upon request.
matthew

Matthew Pollard          "Racing with the wind and flirting with death
Dept. Of Chemistry        So have a cup of coffee and catch your breath"
University of Idaho
www.uidaho.edu/~poll7356