The regulator is the part that feeds propane from your tank to the torch, and it has to match the tank you use. These replacement regulators from EZ Torch are made specifically for the EZ Torch and come in two configurations: one for standard disposable propane tanks and one for larger refillable BBQ-type propane tanks. Selecting the correct regulator for your tank type is essential for safe and proper operation. Features Designed specifically for use with the EZ Torch Two configurations available to match your propane tank type Part #114.257 is compatible with refillable BBQ-style propane tanks Part #114.256 is a valve assembly for use with common small disposable propane tanks Always remove Part #114.256 from the disposable tank when not in use Available Options Part # Tank Type 114.256 For disposable propane tanks only 114.257 For refillable (BBQ-type) propane tanks only Compatibility Both configurations fit the EZ Torch. Each one is tank-specific: Part #114.256 works with disposable propane tanks only, and Part #114.257 works with refillable BBQ-type propane tanks only. Notes These regulators are sold individually. Select the version that matches your tank type. Part #114.256, the disposable tank regulator, should always be removed from the tank when not in use.