CMI's Rescue Swivel helps to eliminate twisting in critical lines due to load rotation. Its 9000 lbf. (40 kN) MBS gives you peace of mind when moving the heaviest of loads, and its sealed ball bearing will keep it operating smoothly for years. Size 4-1/2" X 1-3/4" (11.4 x 4.5 cm). Weight 5.6 oz. (158 g). Made in the U.S.A.