The Twist tuning kit for Henry's Vision and Circus diabolos exaggerates the central roller and adds steep plastic hubs to modify the playing dynamics. Ideal for diabolo play orientated around grinds and finger tricks, as well as those who favour a wider, lighter diabolo set-up. The kit includes steel axle, aluminium cap nuts, aluminium hubs, PA washers, galvanized roller and is presented in a smart presentation pack.
