Topeak JoeBlow Mountain II Floor Pump TJB-MT2The Topeak JoeBlow Mountain II Floor Pump features a super-sized barrel that inflates tubes nearly 50% faster than normal floor pumps. It delivers the higher volume required for large off-road tires and a large 3.5" easy-to-read base-mounted analog gauge with air release button to help dial in the proper pressure. The TwinHead pump head fits either Presta, Schrader, or Dunlop valves. Also includes adaptors to inflate balls and bladders. The size is 27.2" x 9.8" x 7.5" and weighs 3.5lbs.883466037427