Heavy duty aluminium alloy valve assembly with integral filter and water trap airflow control knob can be locked in position to prevent accidental adjustment of pressure large gauge marked in psi bar and kgcm2 individual compressed air outlets are fitted with shut off valve suitable for direct mounting onto compressors or can be plumbed into airline runs max air input 174psi max air output 174psi safe working pressure 0 115psi max air flow 76cfm inlet thread 12bsp outlet th