Sb3 Bosch Offset 3 Mm Pinion

Crmo steel sprocket with anti-rust treatment and hard coating for Bosch Performance or Active Line engines.

CHARACTERISTICS:-More resistant sprocket than the original model.

– Narow-Wide toothing as on standard mountain bikes for better chain retention and to avoid the use of an anti-skid device.

– For electric bikes (VTTAE).

– 14 teeth.

– 3mm offset for standard or 12×142 rear axle