Plastic and metal rollers, Plastic polyamide rollers, Plastic rollers, straight with bearing with symbol R-21-12,5/6

Wheel diameter [mm] : 21
Hub aperture [mm] : 6
Hub length [mm] : 12
Wheel width [mm] : 12
Load capacity [kg] : 40
Set/wheel weight [kg] : 0.01
  Bearing type : Ball bearing