C-band IBUC2 redundancy switching system comprised of: 1 ea. IBUC2 1+1 protection unit 1 ea. WR-137 WG switch 3 ea. WR-137 WG elbows 1 ea. WR-137 Termination 2 ea. Mounting brackets 1 ea. Mounting plate to support BUCs and switch system Cabling between protection unit and BUCs System testing, documentation, packing