• Locate problems relating to commercial vehicle air brake pressure quickly and easily.
• Three gauges provide more accurate diagnosis when testing and locating faults along the braking system.
• Suitable for use at the roadside or in the workshop.
• Features three large 0-20bar(0-300psi) gauges with rubber bumper.
• Supplied with male/female couplings, three hoses and a wire brush in storage case.