Razor has officially released a smaller version of SX500 electric dirt to cater to younger, smaller riders – the SX350. The kids’ e-bike uses a chain-driven motor 350W to travel up to 22 km/h, and the hand-operated brake helps stop in time. The twist-grip throttle helps quickly accelerate. Designed to look like the motocross bike of famed rider Jeremy McGrath, the Razor Kids’ SX350 features authentic MX frame geometry. This Jeremy McGrath electric dirt bike is designed for riders ages…