W1 [5~100] mm (width of top part of bracket)

W2 [5~100] mm (width of bottom part of bracket)

L1 [20~200] mm (length of top part of bracket)

L2 [20~200] mm (length of bottom part of bracket)

T [2~100] mm (thickness of bracket)

D [1~10] mm (diameter of holes)

H1 [5~] mm (distance of hole center from end of bracket)

H2 [10~] mm (distance of hole center from end of bracket)

H3 [5~] mm (distance of hole center from end of bracket)

H4 [10~] mm (distance of hole center from end of bracket)

H5 [5~] mm (distance of hole center from end of bracket)

H6 [10~] mm (distance of hole center from end of bracket)