Servo SRG-BR Brushless - Speed.
The ultimate, high-speed, brushless servo for serious car enthusiasts. Able to use the new Sanwa Super Response system (SSR) of the new RX-451R receiver but will also work on the all other Sanwa FHSS and DSSS receivers as well. It is particularly suited to circuit racing. Includes 2 ball races and metal gears as standard.