uxcell Automatic Waterer Drinker Drinking Pig Swine Hog Nipple 1/2 PT Thread Product Name : Pig Nipple Waterer;Total Size : 6.3 x 2cm / 2.8" x 0.82"(L*D) Thread Size : 20mm / 1/2PT;Material : Metal Main Color : Silver Tone Weight : 74g Package Content : 1 x Pig Nipple Waterer