The ornamental design for a installationadapter for hitch, as shown and described.
FIG. 1 is a top perspective view of an installation adapter for hitch showing my new design.
FIG. 2 is a bottom perspective view of the installation adapter for hitch of FIG. 1.
FIG. 3 is a top perspective view of the installation adapter for hitch of FIGS. 1 and 2, showing the environment of use in dashed lines during installation of a hitch beneath and projecting into the bed of a pickup truck, with a portion of the bed broken away.
FIG. 4 is a top plan view showing the installation adapter for hitch of FIGS. 1-3.
FIG. 5 is a side view of the installation adapter for hitch of FIGS. 1-4. Side views of the installation adapter for hitch are identical from each of four sides; and,
FIG. 6 is a bottom plan view showing the installation adapter for hitch of FIGS. 1-5.