1. The water dispenser is made of stainless steel and has a solid one-piece structure.2.1 / 2 inch bite size with wrench body for easy wrench installation3. Adjustable flow rate, with three position inner hole.4. Stainless steel spring and dome provide durable wear protection.5. The nipple water dispenser is very suitable for sows and finishers.Material: stainless steel + plasticColor: as shownSize: 1.5 x 7.3 x 2cmQuantity: 20 piecesPackage Contents:20 x pig nipple faucetOnly 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.