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. Test Point Adaptor: M16 x 1.5mm. Model No. VS932