Customized version of http://www.thingiverse.com/thing:125529

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=125529

Using the following options:

CompressionBoltHeadDiameter = 8
GapTolerance = 0.95
Pitch = 1.25
BearingDia = 22
CompressionBoltDiameter = 5
CompressionNutDiameter = 8
showRod = 0
BaseBoltDiamter = 5
MountHeight = 13
BearingHeight = 7
BearingRaceOffset = 0.15
BearingInnerDiameter = 7.9
RodDiameter = 16
bearingOffset = 30
BaseNutDiameter = 8