The ornamental design for an adjustablespacer-gripper, as shown and described.
FIG. 1 is a top, front and left side perspective view of an adjustable
spacer-gripper showing my new design and shown in use mounted to two
bicycle frames shown in broken lines for illustrative purposes only and
form no part of the claimed design;
FIG. 2 is a top plan view thereof, the bottom view being a mirror image of
the top plan view shown;
FIG. 3 is a front elevational view thereof, the rear view being a mirror
image of the front elevational view shown; and,
FIG. 4 is a left side elevational view thereof, the right side being a
mirror image of the left side shown.