Does it really work as expected? Put it on, stretch it and let the air hose weigh it down. Oversized internal threads keep it leak free. It works for Dooley in the hoops and is hard for the bars to reach. I live on a 1,500 acre ranch, we have many trucks, tractors, trailers and implements and I am always pumping tires from a wheelbarrow to a 40 foot 25,000 pound (loaded) pickup truck to a John Series 7 tractor Deer up. I have ever spent