Left-side crank arm for e-bikes and bicycles

Monitor your RT SPEED

No Thumb throttle

Its universal fit makes it compatible with most bicycle handlebars and smartphones

or family rides

duotts c29 l electric bike High Speed Bike Left-side crank arm for e-bikesThe DUOTTS C29 L Electric Bike is a powerful and versatile electric mountain bike designed for riders who want a balance of performance, comfort, and durability. Built with a lightweight yet strong aluminum alloy frame, this e bike is ideal for urban commuting, off road adventures, and long distance riding. Its sturdy construction ensures stability while keeping the overall weight manageable for daily use and transportation. Equipped with a 48V 15Ah