Features: Measure the camber- and caster-angle on the-wheel hubs or brake disc. Suitable for accurate checking of the castor- and camber- angle. Has a simple leveling adjustment from -5 degrees to 5 degrees. Allows adjustment to maintain correct wheel alignments and even tyre wear. Allows you to return the strut- to the-original camber- position after dismantling and re-assembling the suspension- or to check the amount of camber- change before re-installing. Easy to read and convenient to operate. for Time and money saving. Specifications: Material:Plastic Size:Approx.5x12cm/1.96x4.72inch Color:Black Package Includes: 1 x Magnetic Gauge Tool note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.