I have a Bolens HT20 tractor with a 3-spindle 49 INCH deck on it. The spindle assemblies are a fine spline on both ends & are about 4-3/8" from end to end. It has a roller bearing on one end & a ball bearing on the other end. The overall bearing height is 2-1/8" & is 1.500 " od. I don't have any...