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Vibrant aluminum joiner coupling is a polished 6063 aluminum sleeve with a 1.75 in tube outside diameter and a 3 in length. Bead-rolled to maintain profile, it requires minimal surface preparation for TIG welding and lets fabricators create affordable custom silicone coupling combinations or weld hose inlets to aluminum radiators. Mirror-polished finish and a one-year limited warranty.
Vibrant Aluminum Joiner Coupling (1.75in Tube O.D. x 3in Overall Length)
