The rider with great explosive force when starting the system. Highly strong and efficient, this motor greatly enhances riding joy and is suitable for mountain bikes and sand bikes which are the favorites of riders who love challenges as well as transport bikes. This motor is black. BBSHD 48V 1000W Mid-Drive Motor: 1 pc. LCD Display + Operation Button: 1 pc. Brake Levers or Brake Sensor: 2 pcs. Thumb Throttle: 1 pc. Waterproof Quick Release Wires: 1 pc. Speed Detecting Sensor + Magnet: 1 pc. Chain wheel : 1 pc. Left Crank + Right Crank: each 1 pc. Fixing Plate: 1 pc. M510 Nuts: 5 pcs. M612 Nuts: 2 pcs. M33 Nuts: 2 pcs. ST 3.9 Nuts: 5 pcs. Motor Weight: 4.8kgs. BB Length: 68mm for mounting bike. BB Length: 100mm 120mm for FAT bike. Working Temperature of Display: – 20? – 80? . We also have service points in EU, USA and India. We do our best to serve our customers.