0701 Watch Mainspring 1.40 x 0.10 x 305 (12") (Calibers in description)

Dimensions:  1.40 x 0.10 x 305 (12")

End Type: Tongue End

Material: Swiss Made blue steel

Calibers: 

AHO 1166
Alpine 847, A16
AS 373
Aurore 18
Bulova 4AN, 10AE, 10AEC, 10AH, 10AHC, 10AHCD, 10AM, 10AN, 10ANC, 10AS, 10AW, 10AX, 11ACC
Chezard 86, 86.1, 87
Cyma 456, 459
Durowe 1032, 1035, 1132, 1135
Enicar 1009, 1011
Elgin 750
General 81
Montillier 150, 150MM, 155, 157
MST 436/7
Omega 21, 21.7, 23.4SC, 23.4SCT1, 23.40SC, 23.45
Otero SC40, SC41, SC44-45, 401, 411, 441
Peseux 20-23, 230, 250
Phenix 110, 115, 116, 117, 120
Rolex 2