Summary

This thing was made with Tinkercad. Edit it online https://tinkercad.com/things/7t0VmBQPj1k

This is version 4 of the stabilizer for my SD 3 heated bed .

Instructions

Printed @3mm @10 % infill Cut .175 inch steel rod ( from hobby shop) to 5.4 inches . Place small spring from hardware store approx. 1.25 inches long in tube and center it in printed tube . push nail thru hole to lock spring in place . put bearings in holders ( I used 11mm outer diameter 5mm inner and 6mm thick bearings ) . I put a little silicon sealer in the groove to stick it in place . Make sure you center it once you put it on the bed.

Bed Stabilizer Version 4