The Hobie Rod Holder Extensions are a great way to keep the reels higher out of the water while ensuring that the fishing rod remains secure. The extensions fit into the rod holders found on most Hobie watercrafts. These fit right into the molded-in rod holders of Hobie kayaks and offer a larger diameter sleeve that is deeper, Leash the holder extension to the boat and the rod to the holder using the molded eyelets, 1.75 in. diameter at the bottom, 2 in. diameter at the top (before the flange), Model Year: 2019, Product ID: 193001, Model Number: 72020014, GTIN: 0792176068921