Here are 2 options, Please Double check your IBC Tank fittings and select the appropriate drain adapter type: option 1: 2''Fine Thread Special Emphasis the ibc tote adapter is a fine thread with a diameter of 60 mm (2inches)and a thread pitch:2.28mm (0.09 inches)2275-330 Gallon IBC Tote Tank Adapter 2" Fine Thread is generally widely used in the US The faucet can be used alone, the ball valve interface size is 1 or 2", it can be directly connected to the garden pipe Option 2: 2.44''62mmFine Thread Special Emphasis the ibc tank fittings is a fine thread with a diameter of 2.44inches62mma thread pitch:0.09 inches2.28mmand depth:0.5"12.7mm2275-330 Gallon IBC Tote Tank Adapter 2.44" Fine Thread is generally widely used in the US water tank hose adapter water tote adapter water tote hose adapter tote water tank adapter ibc tote to garden hose adapter ibc tank hose adapter Premium Brass Material - Brass material and Nickel plating Nickel-plated layer can strengthen the protection of copper body, not easy to fall off, stronger and anti-corrosion , and long service life you will receiveIBC Tote Adapter 2NPT Threadand IBC Tote Adapter2Coarse Thread (S60X6) x1and 1 or 2" 3 or 4" GHT Valve Faucet Garden Hose Connectorx1 andBrass Machine Water spoutx1 and Brass Pacifier x1andRaw Material Beltx1 PREMIUM QUALITY275-330 Gallon Water Tank ibc tank adapter is made of lead-free and PE, corrosion resistance, acid and alkali resistance, drop resistance, durable, can be used to store beer, chemicals and other liquids Upgrade Gasket and NO Leaking - IBC valve thickened faucet body integrated seamless production included a anti-corrosion and no deformation rubber washer in itNO Leaking.IBC Tote Adapter Switch is made of high-quality metal and non-slip silicone, Convenient switch to control the water output Perfect after-sales service - We uphold the philosophy of integrity management and customer first. The quality of the products is strictly controlled, and the products sold are of very good quality. We provide permanent after-sales service. If you have any questions during the use process, please feel free to "contact the selle". If there is a quality problem within 100 days, you will get a replacement or even a refund Product Description The ibc tank fittings is not 2coarse thread The ibc tank fittings is 2fine thread The ibc tank fittings is not coarse threadThe ibc tank fittings is fine thread. Q: How to tell which thread your tons of buckets are used for A: The surface of the outer interface of the ton barrel valve is fine thread. the ibc tank adapter is a fine thread with a diameter of 60 mm (2 inches)and a thread pitch:2.28mm (0.09 inches). Special Emphasis: The ibc tank adapter is not a coarse thread with a diameter of 60 mm (2.36 inches) and a thread pitch:6 mm (0.24 inches). Please double check that the thread diameter of your IBC tank adapter is 60mm fine thread, not 60mm coarse thread. 275-330 Gallon IBC tank Tank Adapter 2" Fine Thread is generally widely used in the US. the ibc tank adapter is a fine thread with a diameter of 60 mm (2 inches)and a thread pitch:2.28mm (0.09 inches). Notice If you have a big concave groove on your valve behind the threads, this adapter may not be suitable for your valvebecause they are used for dust caps Communication If you are not sure if your valve is suitable for this adapter, you can send us a photo to judge for you Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.