Amazon.com : TESGO Hunter Electric Bike for Adults - 1000W BAFANG Motor 95N.M Electric Bike Torque Sensor Ebikes for Adults 26'' x 4.0'', 48V 17.5Ah Removable Battery Carbon Fiber Ebike w/Hydraulic Brakes :
Electric Bicycle Bottom Bracket | Electric Bicycle Torque Sensor - Sensor Bb68-120mm - Aliexpress
Which E-Bikes Have Torque Sensors: How Important is Torque?