This heavy-duty motorcycle tube is designed for serious riders who demand reliability and durability. With its robust 3mm thickness, this tube offers superior puncture resistance and longevity compared to standard tubes. The 80/100-21 size makes it perfect for front wheel applications on many dirt bikes and off-road motorcycles. Built to withstand challenging terrain and intense riding conditions, this tube features quality rubber construction and a reliable valve stem. The thick wall construction helps prevent pinch flats while maintaining excellent air retention. Whether you're hitting challenging trails or navigating rough terrain, this motorcycle tube delivers the dependable performance you need. Compatible with both bias and radial tires of matching size, this tube is an essential component for riders looking to maximize their bike's performance and minimize downtime from flats.