Extension Spring, Utility, High Carbon Steel, Zinc Plated, End Type Crossover Center Loops, Overall Length 6 In, Outside Dia 9/64 In, Wire Dia 0.018 In, Load 1.72 Lbs, Deflection @ Load 0.22 In, Spring Rate 12.5 Lbs/In, Meets/Exceeds ASTM A227, Package 6