Dog Bike Leash, Hands Free Dog Leashes. Dog Bicycle Lead for Small, Medium and Large Dogs, Designed to Lead one or More Dogs with Maximum Safety, Easy Assembly Without Tools. Patented Product.Maximum Safety: Attaches on the axis of the rear wheel ensuring the smallest load on the bike and where the dog exerts the least amount of lever arm force. You will always know which side your dog is on so obstacles on route can be overcome with ease. Easy assembly. No need for tools. Assembles in 10 seconds. It is valid for all bicycle sizes. It is compatible for bicycle wheels with different types of axis. Depending on which is being used, you can