... 2.Size:1.5"- 2.5" 3.Range&Connector:Customize Pressure Gauge, Used for Manifold (PG-6047)1) Case: steel with bronze plate2 ... mounting: bottom, top, left, right, center back, offset back6) Material: a) Case and rolling bezel: steel b) Bourdon tube: brass, phosphor ... you are interested in any of our series, or have a customized requirement to fill, please contact us with your details ...