Suitable for workshop air supply set-ups. Features locking control knob for presetting air pressure and pressure gauge.High Flow Air Regulator• Suitable for workshop air supply set-ups.• Features locking control knob for presetting air pressure and pressure gauge.• Model No. SA4001RModel No: SA4001R:Brand: Sealey:Inlet Size: 1/2BSP:Maximum Air Input: 145psi:Maximum Air Output: 145psi:Maximum Airflow: 210cfm:Nett Weight: 0.88kg:Outlet Size: 1/2BSP:PTDSEASA4001R