Far more reactive braking response, a singular parking mechanism, and a chance to lock the wheel with a single hand only. This bike is so much enjoyable! The guys at Surron Motor had been super beneficial with almost everything. I used to be so enthusiastic if the bike eventually arrived. https://surronultrabeecharger16037.blogs100.com/37334725/little-known-facts-about-surron-ultra-bee-charger