Ridgid OL50145MW 5 Gallon Mini Wheelbarrow Air Compressor Superior Pressure  delivers up to 145 PSI and consistently powers fasteners through even the hardest engineered wood Oil Lubricated Pump  for longest life in the toughest jobsite conditions Retractable Portability Handles  stay out of the way during storage or operation but lock in the extended position for transport Ball Valve Tank Drain Valve  allows for easy quarter turn opening Powerful Induction Motor  maximum power and durability with superior low volt start characteristics