Features:Thisseries of products are widely used in hydraulic system pressure detection, lubrication, exhaust, pressure system oil sampling.This test adapter is made of high quality carbon steel and stainless steelmaterial, sealing by good sealant, with long serving life.It can withstand high pressure, and great temperature resistance.Advanced structure, reliable sealing,no oil leak.Small size, light weight, easy to use.Specifications:Material: carbon steel, stainless steelWorking medium: hydraulic oil, mineral oilSurface treatment: galvanizedLength: 5.5cm / 2.17inThread: G1/4, M16*2 Weight: 71gPackage included:1 x test adapterNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering..