Description: brand new Measure camber and caster on wheel hubs or brake discs Ideal for accurate checks of caster and camber Has simple leveling adjustment from -5 degrees to 5 degrees Magnetometer mounted on hub or disc brake Allows adjustments to maintain proper wheel alignment, even with tire wear Allows you to restore the strut to its original camber position after disassembly and reassembly Before reinstalling, check the amount of suspension or camber changes Easy to read and operate save time and money Size: about 12.7 x 5 cm (long diameter) Package includes: 1 x Magnetic Measuring Tool Instructions for use: 1. Remove the four-wheel alignment sensor (clamp) and remove the tire; 2. Carefully suck the magnetic level on the side of the brake disc; 3. Adjust the level to zero; 4. Install the required positioning parts; 5. Use the tool to adjust the positioning part to the required measurement angle with the aid of the degree indication of the magnetic level. 6. If there is a slight deviation in the re-measurement with the locator, just fine-tune it at the bottom of the vehicle. (Generally, a small deviation will not cause a positioning failure) Quantity: 1Pc Note: Manual measurement, there may be 1-2cm/1-3g error, which is not a quality problem. Due to different screen displays, there may be a color difference between the real object and the picture, and the main picture shall prevail .