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F71

Folder Springs for accelerated opening time

Coil springs for those that wish to accelerate their opening time.

Choose:

F71 for MAX torque with 1/2" coil diameter, .170" coil height and .043" wire diameter

F72 for HIGH torque with 3/8" coil diameter, .145" coil height and .041" wire diameter

F73 for STANDARD torque with 3/8" coil diameter .135" coil height and .038 wire diameter.