Providing & Fixing Compactor System. The side, back & top of the box is made of 0.8 thick (22 gauge) prime quality CRCA sheets. The body has independent precision punches slotted strips welded at corners to support the shelves to ensure flexibility in adjusting the height of the shelves. Shelves are made of 22 gauge mm thick prime quantity mild steel having 8 folds each designed to carry UDL of 60 kgs. The shelf is flexed to the compactor body by means of a support bracket, which facilitates adjustment of shelf as 25mm pitch. System is provided with centralized locking arrangement on the last unit when all the units are brought together, central lock when operated gets locked with the plate which is welded to the rail and does not allow access to the units. The compactors shall consist of single face static unit at one end and double face mobile unit in middle and single face mobile unit at other end with extension of pair of rail for movement of mobile units.