LEV O GAGE OFF-HIGHWAY TILT GAUGE Off-Highway Recreational Inclinometer / Tilt Gauge. Mounts easily on dashboard with high-bond tape (included). Shows angle of tilt from -45 to +45 degrees. Flexible tube assembly is shatterproof and numerals are engraved and paint-filled for long life. Brass ball rides in special damping fluid. 3.5"W x 1.6"H, 0.7 oz.