Camco 59843 20" Pigtail Propane Hose Connectors - Acme x 1/4" Male NPT Connect your camper's 1/4" NPT inlet regulator to a 20lb or 30lb LP tank Rated for 200,000 BTUs per hour Built-in excess flow and thermal protection 20" hose ACME nut x 1/4" male NPT