Extrusion for LED Based Lighting Apparatus

FIG. 1 is a top perspective view of the extrusion for LED based lighting apparatus, showing the new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is rear view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines in the drawings depict portions of the extrusion for LED based lighting apparatus that form no part of the claimed design.