Whether your hobbies require nuts and bolts or paper clips and envelopes, a system for staying organized is always a challenge. Clear Storage Bins are a practical storage solution for bulk items like nuts, bolts, and screws. The opaque material of the bin makes it easier to see what is being stored in them. The bins mount directly onto the track with no additional hardware, and come in three convenient sizes. The Clear Storage Bin is the perfect solution for bulk storage anywhere the track is used.