Description:1.One piece construction. Barbed edges provide positive connection.2.32 degree to 200 degree F temperature range.3.The outer dia of the barb is nearly equal to the inner dia of the hose.4.The barbed stems create a tight seal on flexible and semi-rigid hose when used with a hose clamp or crimp sleeve or ferrule (not included).5.This fitting is made of brass for corrosion resistance, ductility at high temperatures, and low magnetic permeability.6.Commonly used to connect various pneumatic pipes, such as air, water, fuel, oil and inert gases in a quick and simple way. Specification:Product Name: Barb Hose FittingMaterial: BrassSize: 12mm Barb x 1/2G MaleTotal Size: 42 x 30 x 20mm /1.65 x 1.18 x 0.79inch (L*W*H)Thread Length: 10mm / 0.39inchBarb Length: 22mm / 0.