0422 Watch Mainspring 1.25 x 0.075 x 216 (8 1/2") (Calibers in description)
Dimensions: 1.25 x 0.075 x 216 (8 1/2")
End Type: Tongue end
Material: Swiss Made blue steel
Calibers:
Felsa 4020, 4021, 4022, 4023, 4024, 4025, 4027, 4028

Description
Dimensions: 1.25 x 0.075 x 216 (8 1/2")
End Type: Tongue end
Material: Swiss Made blue steel
Calibers:
Felsa 4020, 4021, 4022, 4023, 4024, 4025, 4027, 4028
