Roller Tuning Kit 19x15.5 (4.00gr - 4.50gr - 5.00gr - 5.50gr) YZ450F Keep your devices charged and

Keep your devices charged and ready to go at all times

2Fast Brand - Piston Kit 94cc/100cc -52mm

and allen wrench

Formulated specifically for use in modern side-by-side vehicles

Roller Tuning Kit 19x15.5 (4.00gr - 4.50gr - 5.00gr - 5.50gr) YZ450F Keep your devices charged andWhen it comes to adjusting your variator, there is no need to buy tons of roller weights to find out optimum roller weight. This roller weight tuning kit includes several weights to adjust and fine tune your variator. You can combine 2 sets of rollers, this allows for a large variance of weight settings. The kit includes 4 sets of different roller weights and 1 set of shells. Available for all variator models. Note: these rollers are meant for tuning