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The basic setup of the Carolina rig with its heavy weight (usually ranging in size from 1/2 to 1 ounce) and soft plastic lure trailing behind on a leader line is ideal for dragging quickly along structure to trigger strikes from bottom-hugging bass.
Carolina rig. The Carolina rig. Various soft plastic fishing rigs and methods have evolved through anglers targeting specific fish species. The Carolina rig is a plastic bait rig similar to the Texas rig, but with the weight fixed above the hook, instead of sliding down to it. Bass Fishing USA - How to rig a Carolina rig'.