Features: 100% Brand new and high quality Built-In Cage Clip On The Side. Includes Automatic Water Feeder + T Tubing + Spring. Built-In Adjustable valve, uses 5mm allen key to adjust. Products Properties: Type:Farm Animals Item type:nipple drinkers Material: Stainless Steel, Plastic Quantity: 30pcs Nipple Drinker Size: approx. 35mm x 28mm Package: yes Specifications: Tubing ID: 5/16’’ Color: Redu0026Silver Net Weight: 340g Package includes: 30pcs Nipple Drinker 30pcs T Tubing Accessory 30pcs Springincludes: