This durable frame pump with SwitchHitter head automatically adjusts for Schrader or Presta valve tubes.Key Features:SwitchHitter head works on Schrader or Presta valves with no disassembly.Plunger locks to body chamber with a simple twist for secure storage.Water bottle boss mount included.Max pressure: 120psi (8.3bar)Volume per stroke: 48.4cc
