Abstract: A support assembly, method, and kit for holding items are described. A support assembly may include a mounting base and a support removably coupled to the mounting base. The mounting base may include a socket having a circumferentially undulating edge at least partially forming an internal head cavity. The mounting base may further include a through hole extending through the mounting base and the socket, the through hole in communication with the head cavity. A kit may include at least one mounting base as described and a plurality of interchangeable supports.