The ornamental design for a small upper universal platebracket with apertures for a gamingchairassembly, as shown and described.
FIG. 1 is a perspective view of a small upper universal plate bracket with apertures for a gaming chair assembly in accordance with the present invention;
FIG. 2 is an elevational left-side view (of which the elevational right-side view is the same) of the small upper universal plate bracket with apertures for a gaming chair assembly in FIG. 1;
FIG. 3 is an elevational front view (of which the elevational rear view is the same) of the small upper universal plate bracket with apertures for a gaming chair assembly in FIG. 1;
FIG. 4 is a top plan view of the small upper universal plate bracket with apertures for a gaming chair assembly in FIG. 1; and,
FIG. 5 is a bottom plan view of the small upper universal plate bracket with apertures for a gaming chair assembly in FIG. 1.