MECCANIXITY Fiber Optic Rods PMMA 1mmx25cm Red Green Orange 6 PackThis fiber optic rod set includes six replacement sight filaments for airsoft or firearms. Each rod measures 1 millimeter in diameter and 25 centimeters in length, made from durable PMMA material. The set contains two rods each in fluorescent red, green, and orange colors. The rods offer good optical conductivity and flexibility while remaining lightweight and easy to handle. Simply insert the fiber into the sight hole, heat to secure, and sand the end to finish.MPNmea230504ee0261Itemweight0.04 poundsProductdimensions3.7 x 0.8 x 4.6 fiberPartnumber