Two-Wheel Linemarker / Spray Paint ApplicatorThis Line Marker Applicator is easy to set up and use. It is fully adjustable to allow 2in to 3in adjustment in line, it can be used for spraying lines involving tight curves and free hand line marking. You have to apply pressure to the thumb trigger to spray the aerosol paint. Designed to make it easier to mark out playing fields, car parks, warehouses, golf courses, tennis courts, leisure centres, roads etc. This 2 wheel applicator is incredibly