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The Fragola -3AN x -4AN nitrous line with a 4AN nut measures 18 inches and includes black nuts. Intended for nitrous plumbing applications, this longer adapter connects -3AN and -4AN fittings where extra reach is required. Use it to route or extend a nitrous feed within a system; confirm AN sizes and hose end requirements against your setup to ensure correct compatibility before purchasing.
Fragola -3AN x -4AN Nut 4AN Nitrous Line 18in Black Nuts
