Castle Creations B Link Bluetooth Adapter Electronics you can choose a version

you can choose a version that uses either a “C” or “D”-size alkaline battery or a Ni-Cd version that includes a Sanyo sub-C battery and is available with or without an overnight wall charger

and Hard compounds

Medium Compound

Simple touch-wheel interface

Castle Creations B Link Bluetooth Adapter Electronics you can choose a versionThe Castle Creations B Link Bluetooth Adapter gives you access to powerful Castle Link ESC tuning features right from your iOS or Android smartphone! Castle Link is an essential component of customization for all Castle ESCs. While the controllers are plug and play, the benefits of fine tuning your Castle ESC through the Castle Link Programming Suite have only reinforced the sophistication and value of the Castle product line. Not only do you get the