Universal Water Cooler Water Dispenser Smart Bottle Holder Replacement Part Made of plastic, BPA Free, non-smell, durable and long lasting use Back with four bayonets to connect to the water dispenser, for water barrel a great fixation Easy to install, can instead, replace the damaged or old, and reduce your expenses Great replacement accessary, fit for most of water dispenser, widely used in home, office Colour: white Material: plastic Size: outer ring diameter 177mm Package Contents: 1 x water dispenser parts Only the above package content, other products are not included. Note: Light 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.