Rotor Steel Bottom Bracket For Track Crank British Thread

Rotor Steel Bottom Bracket For Track Crank British Thread. - Weight: 119g - Material: 100% CNC-machined, 7075 aluminum - Labyrinth seals prevent bearing contamination - Compatible Crankset Brand: ROTOR - Material Bearing: Steel - Axle diameter compatible: 24mm - Shell width: 68mm - Frame Type: BSA (British thread) - Discipline: Track Our ultra-stiff steel BSA Track Bottom Bracket will respond to whatever wattage you stomp out, whether it's fleeing sirens or preparing for the bell lap. BSA Threaded cups housing 24mm steel bearings. Offering chainline of 141.5mm with the Rotor Track cranks.