Casquillos muelles cama caliente

Customized version of http://www.thingiverse.com/thing:1878672

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=1878672

Instructions

Using the following options:

spring = 9

screw = 3.2

reel_price = 15

wall = 0.8

specific_mass = 1.2

hub = 2

rim = 1.5

$fn = 90