The design is a locking ring that can fit into an opening of an end of a chromatography column assembly.
FIG. 1 is a perspective view of a chromatography column locking ring showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a side elevational view thereof;
FIG. 4 is a top plan view thereof; and,
FIG. 5 is a bottom plan view thereof.