Maxxis Welterweight Tubes are crafted for aggressive riders seeking durability and reliability without the extra weight of downhill models. Featuring a 0.80mm wall thickness, these tubes offer excellent puncture resistance for challenging rides. Made from strong butyl rubber, they include a removable valve core and metal valve stem, providing a perfect balance of strength, performance, and convenience. Keep a few spares for peace of mind on your next adventure. SKU: IB00099900