Danielson Cannon Ball Sinker - Danielson Cannon Ball Sinkers Fishing Weight 4 oz. 2-pack are great for getting big bait down deep. They feature a heavy-duty molded-in brass eye that easily attaches to line swivel or sinker release. Anglers nationwide found that these sinkers allow you to descend quickly and smoothly. Great for catfish rigs or for deep water fishing the practical applications are numerous. Get yours today because there s nothing like the fishing sport to calm your frazzled nerves or relax on a nice spring day.