ITEM NAME:1*1 Lb Cylinder Tank Propane Refill Adapter Coupler Heater Outdoor BBQ Hunt New Descriptio n Description: 100% New High Quality Specifications: Material: brass Net weight: 4oz(114g) How to Use: 1. Put your empty 1 lb cylinders in a freezer for a couple of hours. 2. Attach the coupler to your propane tank (5-40 lb tank). 3. Attach your 1 lb tank (fresh from the freezer) to the adapter. 4. Pick up your large tank and turn it upside down and rest it securely on the corner of your picnic table. 5. Open the propane valve and shut it off when the flow of liquid propane stops. 6. Turn everything right side up and remove the 1 lb cylinder. 7. Repeat as necessary. Package Included: x QCC1 regulator valve Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. High quality buy, happy buyï ¼ 1*1 Lb Cylinder Tank Propane Refill Adapter Coupler Heater Outdoor BBQ Hunt New.Attach the coupler to your propane tank (5-40 lb tank). Put your empty 1 lb cylinders in a freezer for a couple of hours. Attach your 1 lb tank (fresh from the freezer) to the adapter. Turn everything right side up and remove the 1 lb cylinder.