Customized version of http://www.thingiverse.com/thing:36568

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=36568

Using the following options:

hubSetScrewAngle = 90
toothType = 4
numTeeth = 17
beltThickness = 2
hubSetScrews = 0
notchDepth = 1.6
shaftFlatDiameter = 0
flanges = 2
pitch = 8
hubHeight = 16
shaftDiameter = 14.5
hubDiameter = 46
toothWidth = 4
beltWidth = 27
flangeHeight = 5
hubSetScrewDiameter = 3