Customized version of https://www.thingiverse.com/thing:619943

Created with Customizer! https://www.thingiverse.com/apps/customizer/run?thing_id=619943

Using the following options:

threadHeight = 3
topHeight = 4
springHeight = 2
gap = 1
wall = 1.5
springY = 15
springThickness = 2
travel = 2
diameter = 57
capDiameter = 60
holeDiameter = 6
numStuds = 3
partSpacing = 10