$50.00
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
The Shimano ES51 Octalink V2 Bottom Bracket is a threaded cartridge unit built for compatibility with Shimano's Octalink V2 splined cranksets. It uses a sealed cartridge bearing design to keep drivetrain friction low and maintenance intervals long — a reliable foundation for everyday riding and training builds. Shimano's ES51 sits in the mid-range of their bottom bracket lineup, offering the same thread-in installation standard that mechanics and home builders trust for consistent, rattle-free fitment. The 68 x 118mm shell and axle dimensions make it a direct fit for standard BSA-threaded road and fitness frames running Octalink V2-compatible cranks. Shimano ES51 Octalink V2 Bottom Bracket Specs at a Glance Shell width: 68mm (BSA threaded) Axle length: 118mm Interface: Octalink V2 spline Type: Sealed cartridge bearing Manufacturer: Shimano
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2025
$50.00