The inner and outer rings are made of bearing steel GCR15.
Steel balls are made of G10 bearing steel GCR15.
Special grease for headset bearing is added inside.
Black is surface oxidation treatment.
وصف
Details:
Item: MH-P61
Structure: Ball Bearing
Inside And Outerside Bevel: 45°/45°
Dimensions: 40x49x6mm
ID (inner diameter): 40.00 mm
OD (outer diameter): 49.00 mm
Width: 6.00 mm