Shimano BB-ES300 Bottom Bracket – Octalink


Want a discount? Become a member by purchasing Champion Membership!

Already a member? Login to see your member only pricing on this item.

100% of your purchase goes toward achieving our mission of empowering young people facing barriers to work by offering them employment pathways. Find out more

Shipping information

This product is: A regular item

Regular Shipping - This is a small product that can be easily shipped using standard AusPost satchels.

See our Shipping Information page for more information on shipping costs.


OCTALINK Bottom Bracket

Durable spline reinforced construction

26 g lighter weight than BB-ES25

Good chain line control with chain stabilizer

Stiff and lightweight for efficient power transfer

Quick and precise assembly

Additional information


68x121mm, 68x126mm, 73x126mm, 68x113mm, 68x118mm, 73x113mm, 73x118mm


There are no reviews yet.

Be the first to review “Shimano BB-ES300 Bottom Bracket – Octalink”

Your email address will not be published. Required fields are marked *