Features: Hole Diameter: 5.7mm Distance Between Mount Holes (center to center): 78mm Easy recoil pull start starter for 47cc 49cc mini moto ATV quad bike, dirt pocket bike, scooter Fitment: Compatible with 2-stroke 47cc 49cc engine mini moto dirt bikes, kids ATV quad 4-wheelers Specifications: Color: Black Hole Diameter: 5.7mm Weight: 310g Size: 15 x 20 x 5cm Packing List: 1 x 49cc Pull Start Recoil Product made with high-quality materials designed for reliable performance. Please review product dimensions carefully to ensure compatibility. Detailed specifications and features are provided in the title and description. For any questions regarding the product, please contact the seller through Amazon messaging.