Advanced Ballast Spreader Car and Ballast Glue Applicator Set. Adjustable height setting allows you to alter the depth of ballast. With the shut off valve you can halt the flow of ballast whilst you lift the Ballast Spreader over point work or when it reaches the end of the track. You can now pull the Ballast Spreader with a locomotive as well as by hand. Ballast Gluer is another innovative tool from Proses to glue track ballast with ease and speed.