The ornamental design for a capillarymountingclip, as shown and described.
FIG. 1 illustrates a front top perspective view of an ornamental design for a capillary mounting clip;
FIG. 2 illustrates a bottom rear perspective view of the ornamental capillary mounting clip shown design in FIG. 1;
FIG. 3 illustrates front view of the ornamental capillary mounting clip design shown in FIG. 1; and,
FIG. 4 illustrates rear view of the ornamental capillary mounting clip design shown in FIG. 1.
The broken lines showing portions of the mounting clip, a portion of the capillary tube and openings are for the purposes of illustrating environmental structure and form no part of the claimed design.