These shock-proof liquid filled gauges are vibration resistant to monitor your oil pressure with extreme accuracy! Rugged gauge case is constructed of stainless steel with brass internals. Silicone filled for vibration dampening with a durable acrylic lens. 1-3/4” Gauge Face (including bezel). 0-60 psi 1/8” NPT rear connection. Beautiful “Carbon Fiber” style gauge face with a polished Stainless Steel bezel. Also available with a machine “Turned” style face! Finish: Gauge Face – Carbon Fiber Style Polished Stainless Steel Bezel Dimensions: Gauge face (w/ bezel)- 1.75” Gauge Case- 1.6” Depth- 1” Fitment: Any bike that will accept the above listed dimensions that utilizes an 1/8” NPT fitting. PACKAGE INCLUDES: In addition to the product listed, the package will also include a Genuine Billet Proof Designs Authenticity Sticker. Note: Units without the official Billet Proof Designs decal are not authentic and are not covered by our manufacturer warranty.