Metal Vintyl 15 Bronza (165 g) Gayo is a connector technical fittings of 2,1604 - 15 mm, with bronze and high level of strength. This model, which has 165 grams, is distinguished by thick corps and perseverance. This screw 2,1604 is designed for the safe department of the flow of scentil water, gas and other technical liquids. High stability and leakage mechanism against staining makes this product useful in both domestic and industrial areas. Thanks to mechanical sustainability and simple assembly, technical installation is often a preferred model.