0504 Watch Mainspring 1.30 x 0.08 x 260 (10 1/4") (Calibers in description)

Dimensions:  1.30 x 0.08 x 260 (10 1/4")

End Type: Tongue End

Material: Swiss Made unbreakable

Calibers: 

Alpina 801
Benrus CB, W
Bifora 84
Bulova 7BCAC
Doxa 24, C14, 51
Durowe 60
EB 8140, 8141, 8142, 8144, 8145, 8147
ETA 760, 761, 762, 763, 764, 773, 838, 839, 840, 841, 846, 862, 879, 882, 1029, 1030, 1040, 1041, 1057, 1201, 1202, 1203, 1204, 1205, 1206, 1207, 1208, 1209, 1210, 1211, 1212, 1213, 1214, 1215, 2490, 2540, 2541, 2542, 2543, 2544, 2545, 2546, 2547, 2548, 2549
Felsa 680, 681, 682, 683, 684, 685, 686, 687, 688
Frenco 70, 71, 72, 7031
Helbros 65
Rolex 5 ligne F
Roseba 64, 66, 70
Silvana 5201, 5761, 9700
Tissot 19.4-1
Wittnauer 61
Zodiac 75