This is an 20 tooth timing pulley with a center diameter of 5mm (0.2"), this is a good fit for mounting on common stepper motors. These pullies are great for many mechanical projects. They are also commonly used in 3D printers.


  • Teeth: 20
  • Inner diameter: 5mm(0.2")
  • Teeth diameter: 12.5mm (0.49")
  • Teeth Width: 6.8mm (0.27")
  • Outer diameter: 15 mm (0.59")
  • Fastening screws: M3 x2


  • 5mm Aluminum Timing Pulley For 3D Printer x2
  • M4 embedded screw x4


Brand DFRobot

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