Morgan's Tackle Copper Line helps anglers reach suspended lake trout, salmon, and other deep-water predators with precision and consistency. With a 45 lb. test strength and soft, flexible copper construction, this trolling wire cuts through underwater currents and penetrates temperature layers to run straight behind the boat without drifting. Its balance of strength, depth control, and manageability makes it an essential tool for Great Lakes trolling setups. 45 lb. test strength for handling large salmon and trout Soft, flexible copper construction for smooth deployment and retrieval Penetrates currents and temperature layers for consistent depth control Tracks straight behind the boat to prevent wandering in strong flows Diameter: 0.36 in. Quantity per pack: 1