The Runfarr Motorcycle Rear Wheel Axle is designed for electric bicycles like the Surron Light Bee X/S model. This high-quality part ensures a smooth and fast ride, even on uneven terrain. The 191mm diameter provides a perfect fit, offering both stability and torque. Its robust construction, including the use of high-strength alloy materials, guarantees durability and longevity. This product also adheres to strict safety standards, ensuring a secure and reliable ride for both riders and bikes. With its excellent performance and reliability, the Runfarr Motorcycle Rear Wheel Axle is an essential component for any Surron Light Bee X/S E-bike enthusiast.