{"product_id":"bottom-bracket-blackbearing-pf30-m30-46-68-73mm-ceramic-bearing","title":"Bottom Bracket - BlackBearing - PF30 - M30 - 46 - 68\/73mm - CERAMIC bearing","description":"Key FeaturesHigh-performance PF30 bottom bracket for 46 mm framesCompatible with 30 mm cranksetsCeramic bearings for maximum smoothnessReduced friction and improved drivetrain efficiencyCup-based design for improved durability and protection\nDescriptionThe Black Bearing BB-BB-46-68\/73-30-C bottom bracket is designed for PF30 frames (46 mm inner diameter and 68–73 mm width) and is compatible with 30 mm cranksets.The system uses press-fit cups that house the bearings, improving durability and protection. Ceramic bearings significantly reduce friction and improve drivetrain efficiency for high-performance riding.\nSpecificationsType: PF30 bottom bracketStandard: PF30 (46 mm ID)Frame width: 68–73 mmCrank compatibility: 30 mmBearings: ceramicMounting: press-fit with cupsUse: MTB, road, gravel, cyclocrossPerformance: low friction, high efficiency\nCompatibilityCompatible with PF30 frames (46 mm)Compatible with 30 mm cranksetsNot compatible with 24 mm, GXP or DUB systems","brand":"BLACKBEARING","offers":[{"title":"Default Title","offer_id":54189359595866,"sku":"BB-BB-46-68\/73-30-C","price":103.4,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_6378bcd5-b480-4fbb-af69-b653d318b432_1000-1000.jpg?v=1779474594","url":"https:\/\/grafiteoffroad.com\/products\/bottom-bracket-blackbearing-pf30-m30-46-68-73mm-ceramic-bearing","provider":"Grafite Offroad","version":"1.0","type":"link"}