https://www.hamradio.com/detail.cfm?pid=H0-001789
POLYPHASER, IS-50UX-C0, Lightning Protection, IS50UXC0
POLYPHASER IS-50UX-C0 1.75 - 700 MHz Flange Mount Lightning Arrestor - SO-239 UHF Female Connectors
lightning protectionpolyphaser
https://www.yale.com/en-bz/latin-america/internal-combustion-trucks-pneumatic-tire/gdp40-50ux/
GDP40-50UX