Ultra-Light 81 g Aerothan TPU Tube for 26" Mountain Bikes Upgrade your mountain biking experience with this ultra-lightweight 81 g Aerothan TPU tube designed for 26" MTB wheels (ETRTO 54/62-559). Engineered for durability and performance, it is snakebite-proof, offers low rolling resistance, and remains stable at low pressures. Equipped with a robust SV 40 mm valve, this tube is fully recyclable, combining eco-friendliness with high performance. Lightweight: Only 81 grams for effortless riding Snakebite-proof: Enhanced puncture resistance for reliable rides Low rolling resistance: Improves speed and efficiency Stable at low pressure: Better grip and comfort on rough terrains Recyclable: Eco-conscious design with a durable SV 40 mm valve