Specialized Air Tool Switch Comp Pump Description: This durable frame pump with SwitchHitter head automatically adjusts for Schrader or Presta valve tubes, plus it shows pressure on a rotatable gauge. Features: SwitchHitter head works on Schrader or Presta valves with no disassembly Gauge body rotates for easy viewing Durable plastic barrel with aluminum shaft to reduce flex and improve efficiency Plunger locks to body chamber with a simple twist for secure storage Water bottle boss mount included Max pressure: 120 PSI (8.3bar) Volume-per-stroke: 48cc Specifications: Length: 10" (25.4cm) Valve Compatibility: Presta & Schrader Max Pressure: 120 PSI Pump Type: High Pressure Gauge: Analog Mount: Bottle Cage Bolt Mount Material: Plastic, Aluminum Color: Black Weight: -