PURPOSE: To provide the grip injection molding method for a ski stock in which the development time for design, manufacture and the like of a mold and the manufacturing cost thereof can be reduced as much as possible.

CONSTITUTION: A mold for injection molding forming a molding space of a grip is divided into a mold 14 for molding a gripping section and a mold for molding a grip end, and said mold 16 for molding the grip end and the mold 14 for molding the gripping section are set removable. A plurality of the molds 16 for molding the grip end of different molding shape are provided, and the combinations of a plurality of said molds 16 for molding the grip end are set properly to the mold 14 for molding the gripping section to use the mold 14 for molding the gripping section in common for injection molding many kinds of grips.