Rotor BB Track Steel Bottom Bracket Cups BSA 68-30 - silver

Rotor's track-specific BB Track steel cup bottom bracket offers quality steel bearings inside an ultra stiff, bombproof set. This will allow a very smooth crank revolution. Simultaneously this cups weigh just only 96 grams because additionally seal are not necessary. Compatible with all conventional cranks with 30 mm integrated axle. Material: bearing cups / bearings: stainless steel Weight supplement: manufacturer information