CONNECTORS: SCREWS ONTO THE 1-3/4" ACME VALVE(TANK MUST HAVE 1-3/4" VALVE IN VAPOR PORT)ALLOWS QCC (1-5/16" ACME) OR M. POL CONNECTIONS APPLICATION: ALLOWS VAPOR TO BE WITHDRAWN FROM A 1-3/4" VALVEUSE TANK WITH GRILL, HEATER, GENERATOR ETC(ASSEMBLY REQUIRED) FREE SHIPPING TO THE 48 STATES Feel free to ask us about conversion kits for almost anything including trucks, cars, generators, tractors, boats, motorcycles, RVs etc. We can build a kit to convert almost any engine! WARNING:This product can expose you to chemicals including Lead and lead compounds, which are knownto the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov. WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the state of California to cause cancer. www.P65Warnings.ca.gov. WARNING: These products contain a chemical known to the state of California to cause cancer and birth defects or reproductive harm. www.P65Warnings.ca.gov.