MF7 is one of several Gyproc metal framing options. For example, MF9 and MF6 sections offer different thicknesses and load traits that may suit other project needs. See the MF9 Section and MF6 Section alternatives on Fepy to compare thickness, length, and compatibility with plasterboard systems: MF9:
https://fepy.com/products/gyproc-gypframe-mf9-section, MF6:
https://fepy.com/products/gyproc-gypframe-mf6-section. These alternatives are designed to fit similar applications with varying performance characteristics.