the user can easily program and upgrade ESC and monitor data transferring via this unit

with the officially licensed Subaru Rally Team livery decals

PLEASE DOUBLE CHECK your model before ordering to make sure you get all the proper bearings

or 9V battery

metal-gear Reedy servo with spring-style servo saver

Castle Creations - Castle Link V4 USB Programming Kit for Cobra Series COR00175 the user can easily programCastle Link V4 is a 32 bit based USB adapter. NOTE: Compatible with Cobra 8 and Cobra 10 ESCs only and uses the Castle Link 2 Windows software. For all other ESCs, please purchase the Castle Link V3 USB adapter. Program your Cobra 8 ESC on your Windows PC (10 or higher) with the Castle Link V4 USB programming kit. Set up of programmable options with point and click ease View your current program settings Download and view the ESC's onboard data logs