Grip for Hand Grip Strengthener

FIG. 1 is a front, left, top perspective view of a grip for a hand grip strengthener, showing my new design; FIG. 2 is front, right, top perspective view thereof; FIG. 3 is a front elevation view thereof; FIG. 4 is a rear elevation view thereof; FIG. 5 is a left-side elevation view thereof; FIG. 6 is a right-side elevation view thereof; FIG. 7 is a top plan view thereof; and, FIG. 8 is a bottom plan view thereof. The broken lines depict portions of a grip for a hand grip strengthener that form no part of the claimed design. The dot-dash broken lines define the bounds of the claimed design and form no part thereof. All broken lines form no part of the claimed design.