Yongkang Upbeat company is professional in monkey bike and gorilla bikes.welcome you talk with us for business. Monkey bike1) Engine: 90cc, single cylinder, 4-stroke and air-cooled ,electric start2) Bore x stroke: 39 x 41.4mm, 52.4 x 49.5mm 3) Transmission: automatic drive4) Front brake: Disc 5) Rear brake: Drum 6) Front tire: 3.5-8 7) Rear tire: 3.5-8 8) Dry weight: 70kg 9) Start mode: Electric ...
