P016/P017/P018 details as following: 

1. Raw materail: Stainless steel body with Brass connector. 

2. Net weight: 82 grams. 

3.Connect ways: Thread

4. Thread type: 1/2" NPT.

5. Suitable for Piglet/calf/dog drinking water.

The advantage&feature of Pig nipple drinker as following:

Thread connector: 1/2” NPT(American Pipe standard)

Raw material : Stainless steel

Adjustable plastic filter with dome Strainers can keep the impurity out.

High quality of O-Ring can service many years.

100 PCS/CTN package is easy to carry.

Laser Logo is available.

Competitive price and high quality.

Water saving and Labor saving.

Hygeian water can keep pig in healthy raise.