Suitable for most workshop air supply set-ups. Die-cast control heads with clear polycarbonate bowls. Regulator assembly features locking control knob for presetting air pressure and large, easy-to-read pressure gauge. Filter is fitted with automatic drain tap. Lubricator includes oil/air mix control and sight glass. Supplied with wall bracket. Features & Benefits:Suitable for most workshop air supply set-ups.Die-cast control heads with clear polycarbonate bowls.Regulator assembly features locking control knob for presetting air pressure and large, easy-to-read pressure gauge.Port Size: 1/2"BSP.Maximum Working Pressure: 145psi.Lubricator includes oil/air mix control and sight glass.Supplied with wall bracket.Model No. SA4001 Specifications: Model No SA4001 Brand: Sealey Inlet Size: 1/2"BSP Maximum Air Input: 145psi Maximum Air Output: 145psi Maximum Airflow: 99cfm Nett Weight: 1.71kg Outlet Size: 1/2"BSP