The ornamental design for saddlebag extensions, as shown and described.
FIG. 1 is a top right rear perspective view of a motorcycle, drawn in broken lines, showing the ornamental design of the exterior surfaces of the saddlebag extensions in use;
FIG. 2 is a right elevation view of the saddlebag extensions shown in use with a saddlebag of a motorcycle drawn in broken lines;
FIG. 3 is a top right rear perspective view of the saddlebag extensions shown in use with saddlebags of a motorcycle drawn in broken lines;
FIG. 4 is a top right rear perspective view of the saddlebag extensions, depicting the left and right saddlebag extensions as they are removed from their respective saddlebags drawn in broken lines;
FIG. 5 is a front elevation view of the saddlebag extensions;
FIG. 6 is a right elevation view of the right saddlebag extension;
FIG. 7 is a left elevation view thereof;
FIG. 8 is a bottom plan view of the saddlebag extensions;
FIG. 9 is a rear elevation view thereof; and,
FIG. 10 is a front elevation view thereof.
The single dashed lines represent parts of a motorcycle and form no part of the claim.