BSA External Bottom Bracket - Shimano MTB Encore X Reliable Engagement and Release: Open

Reliable Engagement and Release: Open design and slim axle housing shed mud and debris so that you can clip in and out in all conditions

Easily adjust trays to reduce bike-to-bike interference

Fast rolling ramped center lugs provide decreased rolling resistance

You can opt for an annual package or a flexible month-to-month plan

They are compatible with mountain and road bike handlebars thanks to an expanding wedge that makes a secure fit for most inner bar diameters

BSA External Bottom Bracket - Shimano MTB Encore X Reliable Engagement and Release: OpenDescription BSA Bottom Bracket Includes replacement dust covers and seals CNC machined aluminum shell for precise bearing alignment and frame fit ABEC 3 sealed bearings Grade 10 chromium steel balls, 52100 High Carbon Chromium Alloy Races Replaceable Enduro bearings Made in the USA