Compatible with for stock tanks: The replacement for stock tank drain plug is designed for 50/100/150/300 Gallon stock tanks. Product Size: The replacement for stock tank drain plug features 1-1/4Inch & 1-1/2Inch male and female threads. It's enough to last through all kinds of weather conditions so that it can you with long-lasting use. It's important to make sure that your drain plug is functioning perfectly to get the most use out of your stock tank, so keep this kit on hand! Material: This replacement for stock tank drain plug is made of high-density ABS plastic with the highest hardness. The threads are harder&more wear-, ensuring a tight seal and preventing easy detachment of the drain plug. The material also has excellent temperature resistance, allowing the stock tank drain plug to be used normally in environments ranging from -40 to 70, ensuring their long-term durability under various harsh conditions. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Color:As Shown Material:plastic Package Contents: 2 * Stock Tank Drain Plug Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.