Check the listing for details. VALUE!! CRAFTS 2x2" 2mm/.080" Fluorescent Fiber Optic replacement Rods For Guns. Condition: New. Listed at 6.69 USD. This set of fluorescent fiber optic replacement rods is perfect for gun enthusiasts who want to add a pop of color to their firearms. Measuring 2x2 inches and 2mm/.080 inches in diameter, these rods are a great value and a must-have for any crafter looking to add a unique touch to their home arts and crafts projects. With a variety of colors to choose from, you can mix and match to create a one-of-a-kind look that is sure to impress. Whether you are using them to replace worn-out rods or adding them to a new project, these fiber optic rods are sure to provide a bright and vibrant glow that will catch everyone's attention. So why wait? Order your set today and start creating your own custom designs that are sure to stand out from the crowd. Colors available are red, orange, amber, green or dark blue.