Total: 1.2 kg (QR-E + B60i battery). Standard range (25 miles - B60i mixed mode). Suitable for bicycles: road bikes, off-road bikes (riding on asphalt roads), city bikes, folding bikes. Need 6 4CM space to install.It may take some DIY to send a photo of the bike for confirmation. Tire tread pattern needs to be continuous.
B60i bottle 25V 6ah battery. Travel distance: drive for 25 miles (pedaling). Speed: The maximum speed is 27 mph (pedaling). Cycling mode: 2 riding modes, from ECO to sports.Electric Clutch: Qiroll's electronic clutch technology ensures a very stable drive. It comes into contact with the tire without resistance and can enter the operating state quickly and steadily.
Mechanical Clutch: The adjustment knob separates the motor from the tire when the battery is completely depleted or needs to be self-riding. Flexible use: The booster is not something that can't be changed and can be easily removed without using it. With electronic clutch technology, installation and adjustment is very simple. Reliability: The second generation of motors has a larger margin and the motor life is also very long.
In extreme cases, the internal controller actively cuts off the power to ensure safety. Reliable system: QR-E components are designed for friction assist.After years of testing and market feedback, they are reliable, stable and easy to install. Passed safety certification, can be sent to Europe. The item "Electric Bicycle E-BIKE Conversion Kit QiROLL Friction Drive QR-E MUTE+ B60i" is in sale since Sunday, July 14, 2019. This item is in the category "Sporting Goods\Cycling\Bicycle Components & Parts\Electric Bicycle Components". The seller is "johnqr" and is located in shanghai. This item can be shipped worldwide.