I claim the ornamental design for a tow truck adapter, as shown and described.
FIG. 1 is a perspective view of a tow truck adapter showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a back elevation thereof;
FIG. 4 is a left-side elevation view thereof;
FIG. 5 is a right-side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a perspective view thereof, showing the tow truck adapter in use.
The broken lines indicating a weld location, bolt, and a nut are included for the purpose of illustrating the unclaimed portions of the article and form no part of the claimed design.