This is an optional HUDY 80mm Adjustable Camber Gauge. This camber gauge allows for quick and easy camber checks for the most frequently-used wheel camber angles. Lightweight, compact, easy to use and precision machined from premium-quality aluminum alloy. These camber gauges are individually inspected using a special inspection tool to verify angle accuracy. Featuring lazer etched printing for quick and easy recognition of the camber angle.