If you want to save a few bucks, those palls are real easy to make out of plain bar stock. I made some for my contractor saw.
I've also heard of grinding down the diameter of the trunnion mount bolts to allow for more side to side adjusment.
Husband to 1, father to 9
2 girls and 7 boys (in that order)
Life Is Full Of Blessings
The Lord is my Rock and my Refuge.