The Dura-Ace BB-7710 is the perfect choice for the Urban Rider or the seasoned Track Professional.
With exceptional quality sealed bearings, the BB-7710 is the choice of many of the Japanese Keirin riders as the weather is less likely to get into the bearings thanks to Shimano's Sealed Bearing Technology.
These Bottom Brackets only suit FC-7710 Dura-Ace Track Cranks.
We are often asked if the or the BB-7700 is the best option, and the answer is pretty simple – Do you ride Track or on the Street? Our handy breakdown below might help you make a decision too.
BB-7710 Sealed Bearings Suitable for people riding in all weather conditions Little to no maintenance required Cannot be serviced Weight: 244g
BB-7700 Unsealed bearings Suitable for Indoor track racing (and out-door in fair weather) Requires yearly maintenance Requires pre-load adjustment for correct setup – We recommend a skilled mechanic Fast Rolling Can be re-built and overhauled by a skilled mechanic Weight: 173g
Typically, for anyone riding fixed or on the street we always suggest and encourage the BB-7710 bottom bracket. If you’re a Track rider and only using it on the indoor Velodrome, the BB-7700 is by far the fastest rolling option – when setup correctly.