CHL manufactures rotary joints and microwave components "build to print" as well as new designs according to customer specifications.
Examples:

Single channel X-band rotary joints (S-, C-, X- and Ku-band)
Dual channel X-band rotary joints (S-, C-, X- and Ku-band)
Combined X- and S-band rotary joints
Waveguide attenuators
PIN diode modulator/attenuators
Directional couplers
Coaxial waveguide transitions (S-, C-, X- and Ku-band)