Insert fk reb shim change

First use 'Compare' to view stacks in question. From the Compare tab click the test with highest c force numbers, then go to Rider Info tab and click the shim change link. That brings you here.  This test will be Stack 1 (stiffest). Enter testnu for Stack 2 (softer). Results are 1/2.  Stiffest/softest = above 100%. If stiffest test is taken, then enter softest first. [stack type - areas of tuning images]   [stack type - specific areas of tuning]   [all areas of tuning]

fk reb stack   rec_id for stack 1        1 stk   enter rec_id for stack 2        stk    [current compare against]