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The Fragola nut and line assembly adapts 3AN to 4AN connections with a 4AN nut on an 8.5-inch nitrous-compatible line and features blue nuts. Supplied as a compact assembly, it’s intended for short runs where specific AN sizing and finish color are required. The description lists AN sizes, nut color and length so shoppers can match it to existing AN plumbing without unsupported assumptions about materials or performance.
Fragola -3AN x -4AN Nut 4AN Nitrous Line 8.5in Blue Nuts
