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The Nitrous Express 3AN red B-nut (qty 1) is a single replacement B-nut for 3AN fittings, finished in red for identification or matching system color. It secures swivel connections on AN-style lines and is intended as a service or replacement component when original hardware needs to be refreshed. Use it wherever a 3AN B-nut is required for assembly or repair.
Nitrous Express 3AN Red B-Nut (Qty 1)
