A kit for making a glenoid prosthesis is provided. The kit includes an articulating member having an articulation side and an opposing second side opposing the articulating side, in which the opposing second side includes a locking mechanism. The kit also includes a plurality of bases. Each of the plurality of bases has an articulating member facing side and a glenoid attachment side, in which each of the plurality of glenoid attachment sides includes at least one glenoid attachment member extending outwardly and sized and shaped to extend into a patients glenoid. The glenoid attachment member of one of the plurality of bases differs from the glenoid attachment member of at least one other of the plurality of bases, and in which each of the plurality of bases includes a locking mechanism sized and shaped to lock each of the plurality of bases to the articulating member.
