The h6060 is a budget friendly digital tail rotor servo that is purpose built for helicopter models up to 500 size. Featuring a powerful coreless motor that delivers a potent 86oz of torque and a blazing fast. 056 sec (at 6. 0v) and durable fully metal gear train. Built into a standard size case, this servo is a perfect fit for the blade fusion 480 and many other high performance heli models.