Polini 16x13 Roller Weight Tuning Kit - 4.5G to 6G buck FOR OFF-ROAD / CLOSED-COURSE COMPETITION

FOR OFF-ROAD / CLOSED-COURSE COMPETITION USE ONLY

higher top speed — best for lighter riders or big-bore builds

Reliable Starting Power: YTZ7S 12V 6AH AGM Battery

Sets will fit Yamaha Zume up to 2016

Polini 16x13 Roller Weight Tuning Kit - 4.5G to 6G buck FOR OFF-ROAD / CLOSED-COURSE COMPETITIONDial in your CVT performance with the Polini 16x13 Roller Weight Tuning Kit a comprehensive four weight set that lets you test and optimize your scooter's acceleration, top speed, and power band without committing to a single weight. Whether you're chasing snappier off the line pull or a higher cruising RPM, this kit gives you the data to find your sweet spot. Key Features Four Weight Options in One Kit: Includes 4. 5g, 5g, 5. 5g, and 6g rollers