BY Single hole dashboard gauge mount is specially designed for holding automobile gauge (with 2in/52mm diameter). Please make sure the size of your gauge is fit with this item Made of high quality material, this dashboard gauge mount holder is durable, sturdy, and practical, not easy to aging and abrasion resistant, to ensure maximum strength and durability for long lasting usage This dashboard gauge mount holder is equipped with various accessories, mount, rubber ring, screw, nut, double-sided tape, enough accessories for you to install Mini size and compact, the car dash gauge holder won't occupy too much space. Specially designed ensure it easy to hold gauge firmly and fix on platform. Specification: Material: ABS Plastic Colour: Black Length: 84MM ;Total height: 90MM Diameter: diameter 54MM, suitable for 52MM and 2-inch instrument Weight: 106g / 3.73oz Package Including: 1 x Dashboard Gauge Mount Holder