Hanperal Universal Magnetic Gauge Tool for Car/Truck Camber/Castor Strut Wheel Alignment Easy to read and convenient to operate There are super suction, two positioning blisters Suitable for accurate checking of the castor and camber angle Has a simple leveling adjustment from -5 degrees to 5 degrees It's allows you to return the strut to the original camber position after dismantling and re-assembling