Scotty Trolling Snubber withSampo Ball Bearing Swivel - The Scotty Trolling Snubber withSampo Ball Bearing Swivel attaches between your downrigger cable and weight and absorbs shock, provides electrical insulation. Easy to grip with wet hands and allows for a simple and quick connection to your downrigger weight. Simply connect your downrigger line to the welded ring of the Sampo™ ball bearing swivel and clip your weight to the other end using the trolling snap.