Used in special framing applications as the top and bottom channels for securing wall studs at floor and ceiling junctions, used in framing application for constructing Inclined Walls. The track is also utilized as solid blocking, head and sill plates for wall openings, and end support closures for joists at walls. Typically, track is bought with the same size and gauge as the wall studs. To account for uneven or erratic floor or ceiling conditions, various tracks are used.