BlackBearing C Pressfit30 46x68-73 mm ceramic DUB axle bottom bracket

The BlackBearing Pressfit30 bottom bracket allows you to mount a DUB axle crankset on a PF30 standard frame. Featuring ceramic bearings, it offers a longer service life with less friction and weighs less than a steel bearing bottom bracket.This bottom bracket is designed with two machined aluminium cups that screw into each other for better alignment of the bottom bracket, reducing creaking, optimising smoothness and efficiency, extending the life of the bearings, and making assembly and disassembly easier.Features - DUB bottom bracket axle - Pressfit30 standard- Frame width: 68 to 73 mm - Frame diameter: 46 mm - Aluminium cups - BlackBearing bearing quality: C- Ceramic bearings