Customized version of https://www.thingiverse.com/thing:1529638

Created with Customizer! https://www.thingiverse.com/apps/customizer/run?thing_id=1529638

Using the following options:

$fn = 100
length = 200
height = 6
thickness = 0.7
toothBaseWidth = 1.0
toothTipWidth = 0.95
toothLength = 1.5
toothSpacing = 1
toothOverlap = 0.1
createTread = 0
treadModule = 4
treadBaseWidth = 0.94
treadTipWidth = 0.94
treadLength = 0.94
treadTwist = 5
treadOverlap = 0.2