With built-in Controller With LCD Display C961. Mid Drive / Central Drive. Suitable for 68mm length BB Bike Modification. Front Derailleur should be removed! Bafang BBS02 48V 750W Mid-Drive Motor: 1 pc.LCD Display C961+ Operation Button: 1 pc. Waterproof Quick Release Wires: 1 pc. Speed Detecting Sensor + Magnet: 1 pc. Chain wheel + Chain Cover: 1 pc.
Left Crank + Right Crank: each 1 pc. ST 3.9 Nuts: 5 pcs. Open the package and take out drive unit accessories; And check the specification whether it is correct. Fix the chain wheel on drive unit with 5pcs screw M510, then fix chain cover on chain wheel with 5pcs screws ST3.9.Fix the drive unit axle tube on frame bottom bracket. The surface with teeth of fixing plate towards inside, then fix the plate on drive unit with 2pcs M610.
Hold the drive unit near to bicycle fork, force less than 5kgs, tight 1st nut M33 onto axle tube with force : 30-40N. Fix 2nd nut M33 onto axle tube, tightening force: 30-40N. Fix the left crank on the bike with M8 inner hexagon screw. Fix the right crank on the bike with M8 inner hexagon screw.
Connect all cables for battery, display, speed detecting sensor and so on. Normally it will take around.Hong Kong, Taiwan, Macau, Singapore, India, Japan, South Korea, Malaysia, Thailand, Indonesia. USA, Canada, Mexico, New Zealand, Australia.
UK, France, Germany, Austria, Netherlands, Italy, Finland, Sweden, Denmark, Norway, Switzerland, Belgium, Spain, Portugal, Poland. Thank you for your understanding. At most of time, you will be replied less than. Please note that different issue or problem might result different solution and handle time, please give us an reasonable responding time.To resolve any problem if in any case you are not satisfied with the item or our service. Please Note that size and color representation are subject to manufacturing variance and may not be exact. Also note that monitor settings may vary from computer to computer and may distort actual colors. We understand the concerns and frustrations you might have, and will try our best to resolve the issues. This item is in the category "Sporting Goods\Cycling\Bicycle Components & Parts\Electric Bicycle Components". The seller is "ifunmobi" and is located in this country: CN. This item can be shipped worldwide.