Connectiques H.F.

50 Ohms, Precision Test Adapter, 1.85mm Plug-to-1.85mm Plug, Passivated, 67 GHz - https://www.molex.com/en-us/products/part-detail-pdf/731570050?display=pdf

RF Connector HD-BNC Straight Crimp Jack RG-55 RG-142 RG-223 RG-400 Bulkhead Rear Mount 50 Ohm - https://www.amphenolrf.com/library/download/link/link_id/594066/parent/034-5063/