Shimano Sm-bb70


Genuine Shimano HollowTech II bottom bracket assembly

SKU 100

    Set includes left and right hand cups, spacers, inner cover, and inner O-rings

    Light weight seal structure helps to remove vital grams

    Sealed cups keep out dirt and water

    Maintenance free

    Compatible with 68 mm and 73 mm shell

    Durable silver anodised finish

    Easy installation