729-17.5 30 Drive Belt Fit for Scooter Motorcycle 50cc 139QMB Moped Engine @
Drive Belt 729-17.5 30 Fit for Chinese Scooter Motorcycle GY6 50cc 139QMB Moped Engine. Compatible With: fit for GY6 50cc Long Case Engine. Grove Angle: 30 Degree. Material: Rubber & Neoprene & Polyester fiber.