Nitrous Express Nitrous Bottle Nipple Kit, D-4, 326NX Bottle Valve, 4 AN Male, Aluminum, Black SKU NXS-11701 $13.95 Quantity discounts available QuantityPrice (0)No Reviews yet Number of Pieces Item Custom Price Quantity -+ Add to Cart Details This 4AN nipple fits NX chrome bottle valves. Nut sold separately (part # NXS-11703). Details Back DetailsThis 4AN nipple fits NX chrome bottle valves. Nut sold separately (part # NXS-11703). Ratings & ReviewsNo reviews availableBe the first to Write a Review