Rundeer Crankset for Hummer E-bike E-Bike Controller Battery Hidden Inside the Frame

Battery Hidden Inside the Frame – A Key Safety Feature Unlike many kids' e-bikes with exposed battery boxes

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Ships from China (15–20 Days Delivery) – This replacement tail light ships directly from China

Certified Safety Meets Premium Power - Engineered for peace of mind

Precision-Machined Fit: Designed specifically for Hummer series folding electric bikes

Rundeer Crankset for Hummer E-bike E-Bike Controller Battery Hidden Inside the FrameCompatibility: Designed for use with the Rundeer Hummer series folding e bikes. Durable Material: Crafted from high strength materials, these cranksets are lightweight yet robust enough to endure the rigors of the trail. Innovative Design: Featuring a lightweight construction, they add minimal weight to your bike, enhancing comfort and ease of riding. Effortless Installation: Quick and easy to install with minimal tools required.