The ornamental design for a grip for a resistanceband, as shown and described.
FIG. 1 is a perspective view of the grip for a resistance band, with the resistance band shown in broken lines;
FIG. 2 is a perspective view of the grip for a resistance band;
FIG. 3 is a first side elevational view thereof;
FIG. 4 is a second side elevational view thereof;
FIG. 5 is a third side elevational view thereof;
FIG. 6 is a top plan view of the grip assembly for a resistance band;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is an exploded perspective view of the grip for a resistance band depicting the outer tube, inner tube and the C-clip components of the grip separated for clarity of disclosure;
FIG. 9 is another perspective exploded view thereof; and,
FIG. 10 is yet another perspective exploded view thereof.
The broken line showing of the resistance band depicts environment and forms no part of the claimed design.