CeramicSpeed BSA Bottom Bracket (Black) (68mm) (30mm Spindle) (Coated Ceramic Bearings)
CeramicSpeed BSA Bottom Bracket (Black) (68mm) (30mm Spindle) (Coated Ceramic Bearings), A threaded bottom bracket that offers bearings with extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings. Features: Grade 3 Silicon Nitride balls Coated races increase bearing service life by increasing hardness of race and reducing corrosion Reinforced polyamide cage and non-contact seals Hand built in Denmark CeramicSpeed products with coated bearings include a 6-year warranty Specifications: Frame Interface: BSA/English Threaded Spindle Interface: 30mm Bottom Bracket Shell ID: 1.37 Shell Width: 68mm Bearings: Ceramic Color: Black Weight: 81g