The ornamental design for a bonespacermoldsystem, as shown and described.
FIG. 1 is a perspective view of a bone spacer mold system showing my new design;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a right-side elevational view thereof;
FIG. 5 is a left-side elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The broken lines showing certain features of the bone spacer mold system in FIG. 1-7 are included for the purpose of showing environmental structure and form no part of the claimed design.