Arlen Ness Radius Complete Black Oil Pressure Gauge Kit for Harley Davidson 199 1-3/4in. gauge Features stainless housing and glass lens, filled with vibration dampening glycerin for lasting performance Billet bracket mounts oil pressure gauge to the rear rocker box Finished in chrome Kit includes 0-60 psi gauge, billet bracket and cone, stainless steel hose assembly and necessary mounting hardware