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W.T. Kirkman Exclusive Product!!! The 3 1/2 ” coupling ring is used for 3 1/2″ diameter lens applications. The ring itself is made of solid brass, the screw brackets are steel, and the machine screws and square nuts are stainless steel. Made in the U.S.A. We can produce any size Coupling Ring, as well as all solid brass by special order. Please contact Sales@lanternnet.com
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🇺🇸 Ship from USA · On Agora since 2026
$20.00