Five Oceans Plastic Rod Holder, Black FO-2872 Flange dimensions: 4 (105 mm) x 3-1/2 (90 mm) Tube length: 8 (205 mm) - Tube O.D.: 2-2/5 (60 mm) Tube I.D.: 1-11/16 (43mm) Requires: 1/4"" fasteners (not included) - Material: Nylon - Color : black