Using tire can be inflated fast without removing the side wheel, Such as truck, bus and other vehicle which have two at the back of themselves. Using of the inside wheel can be easily replaced and fitted, in order to the compressing air fast going into the inside tire. clip, rubber flexible air hose, male thread. Ideal for inflating tires on trucks, campers, Explosion-proof, rustproof, resistant to pressure. tube with self-locking chuck. Thick type, quick connection, Manufacturer: Pitadue