The ornamental design for a portion of a cableclip, as shown and described.
FIG. 1 is a front perspective view of a portion of a cable clip showing our new design;
FIG. 2 is a top view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a left side view;
FIG. 6 is a rear view thereof; and,
FIG. 7 is a front view thereof.
The broken line showing of various regions in the Figures, including the unshaded areas therein, is for illustrative purposes only and forms no part of the claimed design.