Winch base

[0001]FIG. 1 is a top plan view of a winch base, showing our new design;

[0002]FIG. 2 is a top perspective view thereof; and,

[0003]FIG. 3 is a front elevational view thereof, wherein a rear elevational view, left side elevational view, and right side elevational view are identical thereto.

[0004]The broken lines in the drawings depict portions of the winch base that form no part of the claimed design.