The image shows the locations and dimensions of the mounting brackets on the rack. The brackets are L-shaped. The dimensions of the bracket are as follows:
Long part of bracket: 65 mm
Short part of bracket: 42 mm
Width of bracket: 55 mm
Height from bottom of the bracket to center of hole in long side: 48.75 mm
Height from bottom of the bracket to center of the two holes in short side: 30 mm
Distance between two holes in short side: 30 mm
The mounting brackets are located at the front and rear of the rack. The distance between the brackets, from front to rear, is 828.63 mm. The height of the rack from the floor is 42 mm.