ST Racing Concepts 4mm and 5mm Turnbuckle Wrench
New from ST Racing Concepts is this CNC Machined Aluminum Universal 4mm/5mm Turnbuckle Wrench. This is the size you are looking for if you want to work on your Traxxas Slash, Rustler, Bandit, Stampede, E/T-Maxx and other vehicles. 5mm is a pretty popular size, odds are good you can use this.