Compression Spring Precision High Carbon Steel Music Wire Finish Plain Overall Length 2 In Outside Dia 0.600 In Wire Type Round Wire Dia 0.072 In End Type Closed and Ground Compressed Length 0.939 In Load 26.78 Lbs Deflection @ Load 1.03 In Spring Rate 26 Lbs/In Meets/Exceeds ASTM A228 Package 5