This durable frame pump with SwitchHitter head automatically adjusts for all bikes with Schrader or Presta valve tubes.
- 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