(No More Slipping!) Tighter, shaft idler door MMU2s/MMU3
The holes that hold the shaft, for the idler gear was always too loose for me and kept slipping.
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updated
November 22, 2025
Description
PDFNov 2025 Update: added STEP file for others that requested it.
The holes that hold the shaft, for the idler gear was always too loose for me and kept slipping. So I made the holes tighter, and we just need more force to push it in. Now it holds it in place, and never slips again.
Print in 0.2 layer hight.
darker colors preferable to break IR light
Tags
Model origin
The author remixed this model.
Differences of the remix compared to the original
The holes that hold the shaft, for the idler gear was always too loose for me and kept slipping. So I made the holes tighter, and we just need more force to push it in. Now it holds it in place, and never slips again.