Ball Transfer unit is a rotating element which functions in the same manner as that of a computer trackball. It is a multi-directional material handling system which can be fixed to the bottoms of the heavy machines to direct them easily with a very less force. It is made up of best quality materials which offers large load-bearing capacity. Ball Transfer unit is provided with a metallic spherical element which is encapsulated in a hemi-spherical cup consist of a seal which continuously clean the roller during movement to prevent any damage to the surface which ensures longer service life.