FIG. 1 is a top, rear, left side perspective view of a photosensitive drum unit;

FIG. 2 is a bottom, front, right side perspective view thereof;

FIG. 3 is a top, front, right side perspective view thereof;

FIG. 4 is a front view thereof, shown at an enlarged scale;

FIG. 5 is a top view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a left side view thereof;

FIG. 8 is a rear view thereof; and,

FIG. 9 is a bottom view thereof.