MettleAir 4HV210-08-1PK Pneumatic Air Valve, 4 Way, 2 Position, Hand Operated Lever, 1/4" NPT Type: 4 Way 2 Position Hand Operated Lever Pneumatic Air Valve 1/4" NPT Model: 4HV210-08 Coil: N/A Ports: 1/4" NPT