Packs 669-18-30 139QMB Reinforced Racing CVT Drive Belt Fits for??4 Stroke GY6 49cc 50cc Engines Moped Scooter Roketa Maui Sunl Baja Jonway Taotao. Specification: Length: 669mm , Width: 18mm , Teeth Angel: 30 degree Replace ??669 18 30 drive belt is made of rubber material which has a good balance of properties, including good chemical stability and usefulness over a wide temperature range. Package includes: 1 x CVT Drive Belt Note: If you have any question, please contact with us before purchase. Product Description 1 Packs 669-18-30 139QMB Reinforced Racing CVT Drive Belt.Made of excellent quality rubber material, sturdy and durable. Oil and heat resistant, high mileage and reliable performance. According to factory specifications, a great replacement belt for the old or worn one. Easy to install, professional installation is recommended. Fit for most 50cc-80cc scooters with short case motor with 10inch rear wheel, reference for GY6, QMB/QMA