https://www.commscope.com/network-type/central-officeheadend/optical-distribution-frames-odf/flex-frame/?p=1&page=29&pageSize=12
CommScope has developed the Flex Frame that pushes the possibilities of standard-size panels while simplifying installation, increasing your installation speed...
flex framecentral officeopticaldistributionframes
https://www.ifixit.com/products/ge-flex-mounted-frame-wj71x10575
Secures appliance components in place by providing a stable mounting frame.
geflexmountedframe