This lets extra small bike frames to be carried by a rear mounted car racks (by allowing more room between the frame tubes when cages are removed) and prevents cage damage by rear type bike carriers.

这可让额外的小自行车框架由后方进行安装(可以使更多的帧之间的房间时，管笼被删除)车后部机架和防止了笼式自行车架损害。

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And unless an electric bike has regenerative braking, which lets the motor help slow you down while charging the battery at the same time, expect to change the brake pads more often than on a standard bike.

WSJ: The Best Electric Bikes: High-Wattage Wheels

Backroads, a California company that offers bike tours of China, Bali and northern Thailand, lets participants cycle at their own pace and take a break from biking with sidetrips like elephant trekking or whitewater rafting (Tel: 1-510-527-1555).

CNN: ASIANOW - TIME Asia | Travel Watch

Charity Miles lets you raise money for the cause of your choice while you walk, run or bike.

CNN: 5 impact-worthy apps