Need to get a crawler harness into the strike zone, or run a crankbait or spoon deeper? With the Do-it In-line Trolling Sinker Mold, you can easily make the weights needed to get the job done, and at a fraction of the usual cost. Hydrodynamic design slips easily through the water with minimal resistance, allowing your bait to run unimpeded. Molds 4 sizes at once; use No. 1 brass eyes. Make your own quality weights Significant savings over store-bought Hydrodynamic design minimizes water resistance Takes harnesses and hardbaits deeper 4 essential sizes per mold