Extension Spring, Cot, High Carbon Steel, Zinc Plated, End Type Machine Hooks, Overall Length 2 1/2 In, Outside Dia 11/16 In, Wire Dia 0.091 In, Load 0.78 Lbs, Deflection @ Load 22.25 In, Spring Rate 29.74 Lbs/In, Meets/Exceeds ASTM A227, Package 6. This item has been restricted from sale in the following state (s): []