Feature: This bottle filler with spring-loaded for valve.and the spring is steady now,it will do not worry that will be lost all the for time.it is better than the plastic one,Fillers work best with a bucket equipped with a bottling spigot.The spring in the tip of this bottle filler stops the flow until you depress it to the bottom of the bottle Stainless Steel Bottle Filler:4 inch Tubing,Highly corrosion-resistant interior and exterior-Perfect for wet gases Cylinders perform well at low temperatures Easy to clean and sanitize Spring loaded tip for easy filling,Fills bottles form bottom up,Keeps from spilling Brew during bottling Color:silver Material:Stainless steel Size:about 35cm long Package Contents: 1*craft beer bottler Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.