BB30 central shells on mountain bikes call for a special threaded bottom bracket when installing Shimano cranks. Our Bottom Bracket threads into itself and holds the bearings outside the bottom bracket to work with Shimano.
Our MTB bottom brackets are built with CeramicSpeed Coated bearings and equipped with UFO Long Life Grease for the ultimate in durability and protection in all environments.
In The Box
- 1 bottom bracket with bearings installed.
- 2 dust covers installed.
- LongLife Grease.
- Sticker sheet.
Optimized Power Transfer
Longest Product Lifetime
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