Equip your semi truck to be Ready for the Road Ahead , with the Power Products 50' Emergency Air Up, a key component that works to rapidly inflate tires. Due to its gladhand connection, this replacement tool is able to make a strong and secure bond to the valve of a brake or tire system. Engineered with precision materials to prevent air leaks and ensure a smooth airflow during inflation. FleetPride is your First Click in Heavy Duty .