BB-set CeramicSpeed T47a / Threaded 47X77 for Campagnolo UltraTorque 25mm black (109653)

T47a is an assymmetrical version of T47 standard, which designed to provide the benefits of both oversized PF30 and EVO386 shells and the tight fit of threading. Compatible with an asymmetrical 77mm wide frame shells: the non-drive side bearing is within the frame, and the drive side bearing is external. CeramicSpeed Standard Ceramic Bearings - low friction, high durabilityBearing race material: hardened-steelThreading type: T47aFrame shell size (width): 77 mmFor frame shell inner diameter: 47 mmCompatible with: 25mm spindle cranks, for example, Campagnolo Ultra-TorqueIn the box:2 cups with CeramicSpeed bearings and dust covers 2-part spacer tubeCeramicSpeed All Round GreaseSticker sheetRELATED TECHNICAL INFORMATION:CeramicSpeed Standard Ceramic Bearings - put more of your energy into forward motion by reducing frictional drag wherever you can. CeramicSpeed Standard Ceramic Bearings typically have frictional drag of 0.3-0.4 watts per set. That’s in the range of a 75% drag reduction compared to standard bottom brackets. CeramicSpeed balls are 100% smoother and 15% harder than ceramic competition. The bearings last at least 3x longer than other bearings. All Round GreaseMaintenance: