Bottom Bracket 42 - 68/73 - DUB CERAMIC

Key FeaturesHigh-performance BB30 bottom bracket for 42 mm framesCompatible with SRAM DUB cranksets (28.99 mm spindle)Ceramic bearings for maximum smoothnessReduced friction and improved drivetrain efficiencyDirect-fit system for maximum stiffness DescriptionThe Black Bearing BB-BB-42-68/73-DUB-C bottom bracket is designed for BB30 frames (42 mm inner diameter and 68–73 mm width) and is compatible with SRAM DUB cranksets (28.99 mm spindle).The direct-fit system ensures high stiffness and efficient power transfer. Ceramic bearings significantly reduce friction and improve drivetrain smoothness, making it ideal for high-performance riding. SpecificationsType: BB30 bottom bracketStandard: BB30 (42 mm ID)Frame width: 68–73 mmCrank compatibility: DUB (28.99 mm)Bearings: ceramicMounting: direct press-fitUse: MTB, road, gravel, cyclocrossPerformance: low friction, high efficiency CompatibilityCompatible with BB30 frames (42 mm)Compatible with SRAM DUB cranksetsNot compatible with 24 mm, GXP or 30 mm systems