Gardner Spring GT4825018-MR 180° Deflection Angle, 0.404" OD, 0.048" Wire Diam, 7 Coils, Torsion Spring
180° Deflection Angle, 0.404" OD, 0.048" Wire Diam, 7 Coils, Torsion Spring 1/4" Max Tool Size, 2.679 In/Lb Torque at Leg Length
$5.64