Proper suspension settings can transform a trail into a carpet ride, and improper settings can turn smooth single-track into a bumpy nightmare. Make sure your sag settings are correct with the Fox High Pressure Shock Pump. The swiveling hose makes it easy to reach hard-to-get valves, and the release valve allows you to perfectly set pressure without removing the pump. SPECIFICATION Made of aluminum. Swiveling high pressure hose. Release valve. Gauge reads up to 300 psi / 20.6 barr.