CeramicSpeed BBright Shimano Standard Ceramic Bottom Bracket

CeramicSpeed BBright Shimano Standard Ceramic Bottom Bracket The CeramicSpeed BBright Shimano Standard Ceramic Bottom Bracket is a high performance upgrade for the rider wanting to take every possible advantage. Offering a seamless and low friction drive for the rider to whom every tenth counts; this bottom bracket houses its Grade 3 Silicon Nitride ball bearings inside an aluminium shell; leading to greater durability.