Talaria Sting R MX4 is usually a trail bicycle which has a 45Ah 60v battery, a 220mm x two.3mm rotor, and also a 45Ah 60v battery. it's a gearbox, a fresh gearbox, and a new motor with much better performance and trustworthiness. It is the most up-to-date design in the Talaria Sting. Most noteworthy variations will be the 30% rise in peak ability