FIG. 1 is a front perspective view of a mop brush for cleaner, showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left-side view thereof;
FIG. 5 is a right-side view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof;
FIG. 8 is another front perspective view in an environment of use;
FIG. 9 is another front perspective view in an environment of use;
FIG. 10 is an exploded view of FIG. 8 showing a water bottle of the mop brush separated from a main body thereof;
FIG. 11 is an enlarged view of the encircled portion 11 in FIG. 1;
FIG. 12 is an enlarged view of the encircled portion 12 in FIG. 2;
FIG. 13 is an enlarged view of the encircled portion 13 in FIG. 4;
FIG. 14 is an enlarged view of the encircled portion 14 in FIG. 7;
FIG. 15 is an enlarged view of the encircled portion 15 in FIG. 9; and,
FIG. 16 is an enlarged view of the encircled portion 16 in FIG. 10.
The even-dash broken lines illustrating portions of the mop brush form no part of the claimed design. The dot-dash broken lines encircling enlargement portions of the claimed design form no part of the claimed design.