Thingiverse
MakerWorld
MyMiniFactory
Printables
Thangs
Cults
CGTrader
Youmagine
Gambody
Etsy
Tags
Run Out Sensor 3D Printable Models
V Spooler Runout Sensor, Length Counter, TPU Feet
MakerWorld
REsliced
Sprite Pro Run Out Sensor Holder for Ender 3 Max (and others)
Thingiverse
Flutterball