https://groove-ballbearing.com/4056-combined-roller-bearing-40056-mr0023-winkel-standard-combined-bearing.html
4.056 Combined Roller Bearing 40056, MR0023 Winkel Standard Combined Bearing - Ball Bearing
Model: 4.056, 40056, MR0023 Size: 40*77.7*48mm Weight: 1kg Strucutre: combined radial thrust bearing MOQ: 1pc
roller bearingcombinedwinkelstandardball