Replace number: 729 17.7 30, 729-17.7-30 Replace 4-stroke 49CC 50CC 80CC GY6 139QMB Moped Scooter Motorcycle ATV GO KART Replace Most of Chinese Made Scooters Moped ATV Go Kart Quads Buggy Kymco, Such as JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, TAOTAO, Dongfang, Kazuma, JCL, BMS Size: Circumference: 729mm, Width: 17.7mm, Teeth Angel: 30 degree Package include: 2x drive belt Compatible with?? Jonway 49cc 50cc 4 stroke scooters like warrior 50 Kymco 50cc 4 stroke like Agility 50,People S50 4T,Suer 8 50 4T Pagsta mini 49cc Baja 49cc 50cc 4stroke scooters like motorsports SC-50 sun city,primo,DR50,Dirt Runner 49 Baotian BT49QT-2,BT49QT-7,BT49QT-9,BT50QT-9,BT50QT-11 Dotera 50QT-11 Eton 49cc 50cc 4stroke like Sport 50 Fly 49cc 50cc 4-stroke scooters Jalon JL50QT-15,JL50QT-16,JL50QT-18,JL50QT-21,JL50QT-21 Falcon. Jinlun 49cc 50cc 4-stroke scooters Roketa 49cc 50cc 4 stroke scooter such Bahama,Maui,Sicily,Tank,Baotian 50QT-9 Sinski XSJ50QT-6, XSJ50QT-B SSR Lazer 5 Moped Sunl SL50QT-16, SL50QT-18,SL50QT-2,SL50QT-3 Tank 49cc 50cc 4-stroke scooters Taotao 49cc 50cc 4 stroke scooter such as GT5,Fastwind,AMT50-A1,CY50-A,CY50-B,CY50-T3,Funny50,Roman 50,50,Speedy50,Venus50 Verucci VC50TS-3M Zhong Hu 50cc,Zongshen Metro 50cc Zongshen ZS50QT-4