Suitable for most workshop air supply set-ups. Die-cast control head with clear polycarbonate bowl. Regulator assembly features locking control knob for presetting air pressure and large, easy-to-read pressure gauge. Filter is fitted with automatic drain tap and metal bowl cage for protection. Supplied with wall bracket. Features & Benefits:Suitable for most workshop air supply set-ups.Die-cast control head with clear polycarbonate bowl.Regulator assembly features locking control knob for presetting air pressure and large, easy-to-read pressure gauge.Filter is fitted with automatic drain tap and metal bowl cage for protection.Supplied with wall bracket.Port Size: 1/2"BSP.Maximum Working Pressure: 145psi.Model No. SA4001FR Specifications: Model No SA4001FR Brand: Sealey Inlet Size: 1/2"BSP Maximum Air Input: 145psi Maximum Air Output: 145psi Maximum Airflow: 135cfm Nett Weight: 1.19kg Outlet Size: 1/2"BSP