Keep your bike's pivot points in perfect working order with the ISB bearings offered by Escapa.
Application: Wheel and Bottom Bracket. Series: ISB Sport Endurance
Bicycle bearings 15x21x4mm
Chrome steel rings
Chrome steel balls
Nylon cage
Rubber seals
Water-resistant lubrication
Dimensions:
Inner: 15 mm
Outer: 21 mm
Width: 4 mm
*The color of the caps may vary from the image