Castle Creations B-Link 2 Blurtooth Interface Nitro Tracker Parts Includes three interchangeable shaft pins

Includes three interchangeable shaft pins

Traxxas 9051 Extreme Heavy Duty Front Driveshaft Assembly with 6mm axle

Traxxas Turnbuckles/Toe Links Rear (2)

Precision screw threads for fast

Castle Creations B-Link 2 Blurtooth Interface Nitro Tracker Parts Includes three interchangeable shaft pinsCastle Creations B Link 2 Blurtooth Interface Program, update, and fine tune your Castle ESCs wirelessly anywhere. The B LINK 2 Bluetooth Interface builds on years of real world feedback to deliver faster connections, expanded compatibility, (including the Cobra Series), and a fresh, intuitive app experience. Castle's FREE APP DOWNLOAD (Castle Link 2) is readily available in the Apple App Store and Google Play! Includes: B Link 2 Bluetooth Interface