Crankbrothers Sterling Floor Pump High Pressure or High Volume?Proper tire inflation can lead to more efficient rolling, fewer flats, and improved tire durability. With a floor pump, you can always keep your tires inflated. The Crankbrothers Sterling Floor Pump is designed for both high-pressure and high-volume tires. It features a foot-activated switch so you can switch between the two, and has a lightweight alloy base for stability. It also has a corrosion-resistant aluminum body and base, a universal Presta/Schrader head, and a hidden needle adapter/plastic valve adapter. Features Foot-activated switch so you can switch between high pressure and high volume Aluminum body and base that is corrosion-resistant Universal head that works for both Presta and Schrader valves Specifications Connection Presta/Schrader Max Pressure160 PSIBase Material Aluminum Handle Material Polycarbonate Barrel Material Aluminum Height-Hose Length-Gauge Aluminum Intended Use Mountain, Road Weight N/A | Crankbrothers | Sterling Floor Pump Silver