Cannon balls drop faster and straighter than other sinkers. Make your own with the Cannon Ball Mold. Load your rig with these round sinkers and shoot your lure down to the depths you need. Available: 4, 5 and 6 oz.; 8 and 12 oz.; 12 and 16 oz.; 2 and 3 lb.; 4 and 5 lb. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Molds.