Retractable children's traction system: with this bicycle tow strap, you can pull your child on their own bike, which allows your children to experience the thrill of mountain biking. The strap can be shortened or extended while driving and gives them extra power when they need it. Your child can enjoy the ride without getting tired. High CompatibilityWide range of uses: suitable for pulling bicycles, e-bikes, mountain bikes, road bikes, children's bikes, bicycles and bicycle accessories. Compact and simple: the bicycle tow strap is a compact and easy solution for towing bicycles. It can be stored in a large bag or backpack and has a light weight of only 280 grams. Size: 15 x 10 x 7 cm. Easy installation: the bicycle trailer hitch comes complete with drawbar and coupling plug and can be easily installed without additional tools. For children and adults: the bike bungee tow rope is strong and springy to absorb shocks and shocks to ensure comfortable traction when driving uphill without getting caught in the wheels. The rated load is 225 kg/500 lbs, so your mountain bike family can enjoy larger rides together