BES FIB107 The Fiberfish (1/4 yellow rods) are fiberglass non conductive rods. Kit contains 1ea 6ft B-F rod; 2ea 6ft M-F rods and 2ea 3ft M-F rods with tips. Rods screw together to make longer lengths for fishing wire in exisiting walls and attics or across drop ceilings. With a variety of attachments. It makes fishing wire easy.