Single Row Ball bearing 623ZZ 3x10x4mm
Price0.70 EUR
10 - 49 pcs0.63 EUR
50 - 10000 pcs0.56 EUR
In Stock
A very common size of bearing, often referred to as a roller skate bearing. This size is used in many designs of Reprap 3D printers.The ZZ designation is for metal side shields. These offer lower rolling resistance than 2RS style but less protection from dust and moisture.


  • Ball bearing
  • Metal shields
  • Outer diameter 10 mm
  • Inner diameter 3 mm
  • Width 4 mm