Designed specifically for trailer applications, Carlisle Heavy Duty Tire Tubes deliver superior air retention, durability, and long service life under heavy loads and highway conditions. Built from reinforced heavy-duty rubber, these trailer tire inner tubes provide the strength and performance needed to withstand extended towing, high heat, and heavy hauling._x000D_ Whether you’re transporting cargo, equipment, or recreational vehicles, Carlisle tire tubes are engineered to minimize downtime, maintain proper inflation, and help preserve tire tread life. Their optimized rubber compound enhances flexibility and resilience while resisting premature aging, heat failure, and rolling stress._x000D_ .