Compression Spring, Precision, High Carbon Steel Music Wire, Finish Plain, Overall Length 2 In, Outside Dia 0.720 In, Wire Type Round, Wire Dia 0.067 In, End Type Closed and Ground, Compressed Length 0.606 In, Load 21.7 Lbs, Deflection @ Load 1.40 In, Spring Rate 15.5 Lbs/In, Meets/Exceeds ASTM A228, Package 5