KOYO Rubber Sealed Bearing 6904, 20mm ID x 37mm OD x 9mm W, 1 pc.

[Galespeed 69042RS Koyo Rubber Sealed Bearing 6904 Inner Diameter 20 x Outer Diameter 37 x Thickness 9mm 1 pc Wheel Parts Sealed Active]
■Product Description High-performance rubber-sealed bearings made by KOYO, used in Galespeed and Glide wheels. The seals provide excellent durability. ■Specifications Type: 6904 Size: Inner diameter 20 x outer diameter 37 x thickness 9mm Quantity: 1 pc ■Notes *Images are for illustration purposes only. They include products of different sizes and colors. The actual product may differ. *For GALE SPEED/GLIDE wheels only. Cannot be used with genuine or other manufacturers' wheels.