This size Stainless Bowl is Ideal for Piglets, Pigs, and Hogs. Mounts easily to a wall or fence (mounting screws are not included) Product comes as shown in pictures. Inlet threaded pipe is threaded 1/2" FIP. Hog Drinking Cups feature an advanced, hog-friendly shape that is designed around the way hogs naturally drink water. This helps to make this drinker the most effective water cup on the market. The nipple position helps to maximize control (up to 70% water savings) by minimizing water overflow. Reduced Management labor - Stainless steel cup construction offers long life and easy clean-up of drinking cups. Durable and reliable - Drinking Cup is a durable, corrosion-free, one-piece stainless steel unit formed with smooth sides and no sharp edges. Water is fresher - Water systems are totally enclosed to help to keep water fresh and to protect it from contamination.