Bomar Interconnect Products - ADPT4RP - Connector Kit RF Antenna Adapter Kit N BNC UHF TNC SMA Universal, ADPT Series - Allied Electronics & Automation, part of RS Group
TNC-F RF Adapter Kit TNC male/jack to F plug/female 4 type straight co – Superbat
MP-427-2717 - Multicomp Pro - Connector Kit, 30 Pc. RF 6 Series Adapter Assortment Male, Female