Generic photo used for illustration purposes only.
WS137-L is a WR-137 waveguide straight section with UDR70 rectangular cover flange. This waveguide straight covers the frequency range of 5.38-8.17 GHz. RF ONE offers a complete line of waveguide straight sections covering the waveguide sizes WR3 to WR1150.
For model WS137-L, replace the "L" with the desired length.