Harris 25-50C-510 Propane Single Stage Regulator is designed to be compact, lightweight, heavy-duty and rugged. Regulator provides accurate pressure regulation to 100 PSIG that is ideal for small cylinders or confined spaces. It comes with 2 1/2" dual steel gauge and chrome-plated bonnet with brass adjusting screw for smooth adjustment. It features one-piece encapsulated seat design with an internal filter and a PTFE Teflon seat. It is equipped with forged brass body and it conforms to CGA E-4 Standard for Gas pressure regulators.