The ornamental design for a garmentbottomcomponent, as shown and described.
FIG. 1 is a front view of an embodiment of a bottom component garment or article of clothing according to the present invention;
FIG. 2 is an environmental, front and perspective view of the bottom component garment or article of clothing of FIG. 1;
FIG. 3 is a front view of another embodiment of a bottom component garment or article of clothing according to the present invention; and,
FIG. 4 is an environmental, front and perspective view of the bottom component garment or article of clothing of FIG. 3.
The long dash broken lines represent environmental subject matter showing the claim in use and form no part of the claimed design. The short dot-dot broken lines represent claimed stitching.