0226 Watch Mainspring 1.10 x 0.08 x 240 (9 1/2 ")(Calibers in description)

Dimensions:  1.10 x 0.08 x 240 (9 1/2  ")

End Type: Tongue End 

Material: Swiss Made Unbreakable

Fits Calibers:

Buren 500, ETA 980, Haster 21.9, Chezard 53, FEF 110, FEF 111, FEF 112, FEF 113, FEF 114, FEF 115, FEF 116, FEF 117, FEF 118, FEF 119, FEF 120, FEF 121, FEF 122, FEF 123, FEF 124, FEF 125, FEF 126, FEF 127, FEF 128, FEF 129, Lavina 10, Lavina 37, Omega 19.4T1, Pierce 53, Seiko 2202A