bb30 bottom bracket Upgrading to a ceramic BB30 bottom bracket with coated bearings, gives your bike reduced friction and better protection from nature's elements.

Run your favorite BB30 crankset on bottom brackets designed specifically for your BB specification.

BB30 bottom brackets have a frame shell width of 68mm for road bikes and 73mm for mountain bikes. Inner diameter is 42mm.

Kogel Bearings Advantage

Kogel Bearings offers high-quality ceramic bottom brackets for your road, mountain, or cyclocross bike.

We've perfected ceramic bearing selection, manufacturing processes, fit and assembly. The result: extremely reliable and efficient bottom brackets with tight variances and industry-leading durability.

Kogel Bearings is the gold standard for podium-grade ceramic bicycle bearings around the world.


  • Road and off-road specific seal options to keep your road, triathlon, TT, cross and mountain bikes running smoothly
  • Designed to fit any crank and frame without adapters
  • 2-Year, very few questions asked warranty

Choose Your BB30 Bottom Bracket

Get Help Finding The Right BB30 Bottom Bracket

Still need help finding the right bottom bracket? Send us a note and we'll be happy to help you find the exact bottom bracket for your frame.

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