Toothplate upgrade

roll-road assembles double-guard 48-teeth cranks for customers who like pedal assistnce, which makes your riding more interesting.

1. Wide range of shifting: The different sizes of the double-guard discs provide a wider range of shifting for different road conditions and riding needs, improving the bike's applicability.

 2. Smooth shifting: The design of double-covered discs can achieve smooth shifting without stopping or slowing down when shifting, keeping the smoothness of riding and improving the comfort of riding.

 3. Flexible shifting: The double-covered cranks are more flexible and can be shifted under different riding conditions, which can quickly adapt to changes in road conditions and improve the bike's maneuverability.

 4. Light weight: Double cover cranks are usually made of aluminum alloy, so they are lighter in weight and do not add too much weight to the bike, making them easy to carry and handle.

 5. Durable: The design and structure of double-covered discs are simple, easy to maintain and repair, durable and own longer service life.

 To sum up, double-covered cranks have the advantages of wide shifting range, smooth shifting, flexible shifting, light weight and high durability, which can improve the applicability and comfort of the ebike."