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Vibrant aluminum joiner coupling is a polished 6063 aluminum sleeve sized for a 4 in tube outside diameter with a 3 in overall length. Bead-rolled for a consistent profile and requiring minimal TIG prep, it is useful for fabricators making custom silicone coupling combinations, intercooler end tank work, or welding hose inlets to aluminum radiators. Mirror-polished finish and a one-year limited warranty complete the offering.
Vibrant Aluminum Joiner Coupling (4in Tube O.D. x 3in Overall Length)
