CeramicSpeed upgraded Shimano Dura-Ace BB-7710 track bottom bracket. The bottom bracket is optimized with CeramicSpeed ceramic ball and needle bearings and lightweight CeramicSpeed TT lubricant.
The BB-7710 is available in 68mm BSA thread and is 109.5mm in length. Intended for use only with the Shimano Dura-Ace FC-7710 Track Crank. 4 year CeramicSpeed warranty.
Race faster or improve your training with this CeramicSpeed Bottom Bracket. Matching only the best components and materials, the CeramicSpeed Bearings inside your bottom bracket ensures a 3-5 times longer lifetime of your bearings than other steel or ceramic standards.