Stuart that would be great.Talking to a salesman on the phone is not nearly as good as getting measurements from a brother Bolter.
My two top spindle bolts are 7/16 and 3 1/8 inch center to center.




These old bolts are in my blood. Hard thing is focusing on just one.

1937 Chevy 1/2 ton panel
1953 GMC 2 ton. future car hauler