Bottom Bracket - BlackBearing - M24/GXP - PF30 - 46 - 68/73mm - CERAMIC bearing

Key FeaturesHigh-performance PF30 bottom bracket for 46 mm framesCompatible with 24 mm and GXP cranksetsGXP adapter included for extended compatibilityCeramic bearings for maximum smoothnessThreaded cup system for improved alignment and reduced noise DescriptionThe Black Bearing BB-BB-46-68/73-24/GXP-C bottom bracket is designed for PF30 frames (46 mm inner diameter and 68–73 mm width). It allows installation of 24 mm cranksets and SRAM GXP systems thanks to the included adapter.Ceramic bearings significantly reduce friction and improve drivetrain efficiency. The threaded aluminum cups enhance alignment, reduce noise and extend bearing lifespan. SpecificationsType: PF30 bottom bracketStandard: PF30 (46 mm ID)Frame width: 68–73 mmCrank compatibility: 24 mm / GXPBearings: ceramicAdapter: included for GXPConstruction: threaded aluminum cupsUse: MTB, road, gravel, cyclocrossPerformance: low friction, high efficiency CompatibilityCompatible with PF30 frames (46 mm)Compatible with Shimano 24 mm cranksetsCompatible with SRAM/Truvativ GXPNot compatible with DUB or 30 mm systems