The ornamental design for slide stop, as shown and described.
FIG. 1 is a perspective view of a slide stop;
FIG. 2 is a another perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top elevational view thereof;
FIG. 6 is a bottom elevational view thereof;
FIG. 7 is a left-side elevational view thereof;
FIG. 8 is a right-side elevational view thereof; and,
FIG. 9 is an environmental view thereof.
Structure, environment, and/or boundaries shown in broken lines form(s) no part of the claimed design.
Some aspects of the slide stop are shown with symbolic breaks in width or length. The appearance of any portion of the slide stop between the break lines forms no part of the claimed design.