Shimano BB-ES300 Octalink
Shimano BB-ES300 68 x 126 Octalink - Sprocket & Gear

Shimano BB-ES300 Octalink

Regular price £23.99

🚚 FREE Standard UK Shipping on this item

Shimano BB-ES300 68mm Octalink Spline Bottom Bracket (BC1.37) features sealed cartridge bearing construction providing long lasting smoothness and durability.

- Good quality bottom bracket for Shimano Octalink chainsets
- Octalink splined axle interface results in stronger crank assembly compared to square taper spindles
- Maintenance-free bearing assembly keeps out dirt, mud and water for long life
- Fast and easy installation without adjustment
- Over 25g lighter than previous ES25 version.



We ship fast! Our stock levels are updated live and most orders placed before 14:00hrs are shipped same-day (Monday to Friday).

Each product page will show live dispatch times.


  • Standard UK shipping is FREE*.
  • Express shipping options are available on checkout.
  • Unfortunately, we don't offer Click & Collect.


  • Europe standard shipping is £3.99 with an Express option available.
  • We have had to disable shipping to the EU. We hope to be able to resume shipping to more EU destinations shortly.


  • We have had to suspend shipping outside of the UK. We hope to be able to resume shipping worldwide shortly.

We offer a no-quibble 30-days refund policy*. There's no need to contact us before returning your item(s). Simply send it back to the following address:

Sprocket and Gear (Returns), Kingfisher Works, Tag Lane, Hare Hatch, RG10 9SH, United Kingdom

Be sure to include your order number and reason for return. Sorry, but we can't cover, or contribute to, the cost of the return.

* To read our full returns/refund policy please click here.


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