729 17.7 30 CVT Drive Belt fit for GY6 50cc Scooter ATV Long Case Engine @
(Compatible with: Fit for GY6 50cc 139QMB 4-stroke long case engine. Angle of Teeth: 30. Material: Rubber & Polyester fiber. 1) Made of quality rubber and Polyester fiber, durable. Item included: 1 x Drive Belt.