Customized version of http://www.thingiverse.com/thing:1879518

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=1879518

Using the following options:

outsideBearingRadius = 11
legLength = 24
bearingHeight = 6
hThick = 2
hPlay = 0.3
insideBearingRadius = 6
roundness = 2
curveScale = 1.5
numberOfLegs = 3
curveOffset = -0.4
vPlay = 0
curveSizeAdjust = -3.1