Garage Door Openers descriptions We use high-quality raw materials, all materials are very suitable for the product, please rest assured to buy. Four Wheel Alignment, Adjustable Magnetic Gauge Tool. Features: 1. Remove the Four-wheel Positioning Sensor (clamp) and Remove the Tire; 2. Carefully Suck the Magnetic Level on the Side of the Brake Wheel; 3. Adjust the Level to Zero; 4. Install the Required Positioning Special Parts; 5. Use Special Tools to Adjust the Positioning of the Parts to the Desired Measurement Angle with the Help of the Magnetic Level Indicator. 6. If You Find a Slight Deviation with the Locator, You Only Need to Fine-tune It at the Bottom of the Car. (Generally a Little Deviation Will Not Cause Positioning, So Specifications: DIY Supplies: Metalworking Model Number: PIPI-829 Type: Garage Door Hardware Item Weight: 288g Special Features: Adjustable Magnetic Gauge Tool Size: 19cm*7cm*5.5cm Package Weight: 288g Color: As Shown . Products number : SOMONO87482