SSP-G 16x13 QMB139 Roller Weight Tuning Kit Legshield Trim Heavy-Duty Heat Resistance: Molded from

Heavy-Duty Heat Resistance: Molded from structurally stable composite polymer matrices engineered to resist warping

thus giving you superior braking ability with minimal fade

Genuine OEM NIU rear brake disc

compared to OEM battery)

This motor provides the consistent cranking torque needed to fire up your engine in all weather conditions

SSP-G 16x13 QMB139 Roller Weight Tuning Kit Legshield Trim Heavy-Duty Heat Resistance: Molded fromFine tune your CVT variator with precision using the SSP G 16x13 Roller Weight Tuning Kit, designed specifically for 50cc 4 stroke QMB139 engines. Instead of buying individual roller sets one at a time, this all in one kit gives you 12 complete weight options from 3g to 14g so you can dial in the perfect setup for your riding style and engine configuration. Roller diameter: 16mm Roller width: 13mm Includes 3 piece sets of: 3g, 4g, 5g, 6g, 7g, 8g, 9g,