Electric Bike Gear Shift Sensor For Bafang BBS01/BBS02/BBSHD TONGSHENG
Electric Bike Gear Shift Sensor for Bafang BBS01, BBS02, BBSHD, and TONGSHENG TSDZ8 Mid-Motor Kit. The popular Gearsensor (for derailleurs)used with the mid drives BBS01B/02B and BBSHD to cut motor power while shifting.