1/2/3/4pcs Cattle Drinking Bowl Accessories Floating Ball, Horse Stainless Steel Drinking Bowl Accessories Ball, Animal Drinking Bowl Accessories Floating Ball Valve Stable Water Floating Ball Valve Shut-Off, 1/2 Inch Stainless Steel Automatic Waterer, Stainless Steel Waterer Accessories, Plastic Floating Ball, Fill Water Trough, Suitable For Horses, Cattle, Sheep, Pigs And Dogs Water Floating Ball Valve