The Original Cannondale Essential bicycle floor pump is the perfect pump to fill up the tires on any type of bike that you have that has schrader or presta valves. The Original Cannondale Essential Bicycle Floor Pump has a great guage on the base so you can see how many PSIs you are pumping up to a max of 140 PSI. Extra-large 5 (130mm) gauge offers increased readability Recommended pressure ranges on gauge help select suitable tire pressure Smart pump head adjust to Schrader and Presta valves automatically Tough steel base durable barrel and an ergonomic handle.