Heritage Tackle Replacement Metal Tip-Up Spool fits the Laker, Muskie, and Ice Bear tip-ups from Heritage. These heavy duty, high capacity spools are perfect for big game species such as pike, muskie, lake trout, and large walleye. Model: M-01-RR Spool Diameter: 3 3/8 in. Outside Width: 1 1/2 in. Inside Width: 1 1/8 in. Heritage Tackle Replacement Metal Tip-Up Spools are made in the U.S.A.