Upgrade your go-kart with this Genuine Extron Pro 72T Rear Sprocket, designed with a durable Kevlar compound for lasting performance. Perfect for go-kart enthusiasts looking to enhance their ride, this sprocket is compatible with a variety of models and can easily be installed for immediate use. With a brand name like Righetti Ridolfi, you can trust that this product is made with quality materials and expert craftsmanship.