Trail Gator Tow Bar and Accessories Tow Bar converts an ordinary child's bike into a safe, towable bike trailer; childs handlebars can be stabilized Once bar is installed, child's bike can be attached or disconnected anytime without tools For children with a maximum weight of 70.5 pounds, adult must weigh at least twice that of the child rider Fits 12- to 20-inch tire size children's bikes Accessories are available! Do not use the tow bar with child brakes having training wheels in the down position as they prevent the child bike from leaning when cornering and cause injury