Female Prest-O-Lite x 1 3/4 ACME Fuel Fill AdapterThe Female Prest O Lite x 1 3 4 ACME Fuel Fill Adapter is a propane fitting designed to convert a POL style propane tank valve into a 1 3 4" ACME connection for refilling purposes. This adapter is commonly used in propane transfer, refueling stations, and bulk tank applications, allowing for a secure and efficient connection between the propane supply and refill hose. Specification Value TYPE Fuel Fill Adapter DESIGN ACME Male Thread for quick connect