Printrbot Helical Extruder Gears (Large & Small)
https://jide-projects.obs.myhuaweicloud.com/8pCFZCplS4h4j/
[{"cover":"https:\/\/jide-projects.obs.myhuaweicloud.com\/8pCFZCplS4h4j\/288.jpg","name":"Extruder Small Gear.STL","id":"d5d3cb7d-1567-44c0-bb01-a06275d9b918","type":"model","fileType":"STL"}, {"cover":"https:\/\/jide-projects.obs.myhuaweicloud.com\/8pCFZCplS4h4j\/5f44f39a-64b4-4176-a5d8-81beb2851111.jpg","name":"Extruder Large Gear.STL","id":"5f44f39a-64b4-4176-a5d8-81beb2851111","type":"model","fileType":"STL"}]