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Vibrant aluminum joiner coupling is a polished 6063 aluminum sleeve sized for a 3 in tube outside diameter and a 3 in overall length. Bead-rolled with a professional finish, it needs minimal preparation for TIG welding and is ideal for making custom silicone coupling combinations, intercooler end tank work, or welding hose inlets to aluminum radiators. Mirror-polished appearance and a one-year limited warranty.
Vibrant Aluminum Joiner Coupling (3in Tube O.D. x 3in Overall Length)
