WildKart Sprocket Hubs
These are a high quality anodized aluminum sprocket hub made in Italy. We offer them in many sizes and colors. This hub is compatible with any #219 sprocket. The 40mm and 50mm are slotted for a 8mm key, the 25mm and 30mm are slotted for a 6 or 8mm key. It is one item in karting that is universal for all chassis manufactures.