Threaded bottom brackets

The CeramicSpeed BB ALPHA bottom bracket is built to outlast your frame while providing extremely low friction and long-lasting protection. Uses hardened stainless steel cups and Grade 3 Silicon Nitride ceramic balls. With its custom seals and precise dust covers, it offers up to 500% more protection against moisture and extremely low friction. A simplified spindle tube design and lighter cups ensure quick installation and a 10% weight reduction compared to previous generations. Delivers maximum power transfer efficiency by minimizing friction. Lifetime warranty from CeramicSpeed.This high-quality bottom bracket is precisely engineered to pair Campagnolo Ultra Torque cranks with a T47a threaded frame, which is asymmetrical and 77mm wide.Package contents: All Round Grease 5 ml sample CeramicSpeed sticker