FIG. 1 is a front elevation view of the first embodiment of a connector showing my new design; FIG. 2 is a top plan view thereof; FIG. 3 is a rear elevation view thereof; FIG. 4 is a bottom plan view thereof; FIG. 5 is a right side elevation view thereof; FIG. 6 is a left side elevation view thereof; FIG. 7 is a front, top and left side perspective view thereof; and, FIG. 8 is a front, top and right side perspective view thereof.