Manual Mainsprings 1.41mm - 1.45mm

Mainspring, 1.45 x 0.100 x 265 x 8.50, Manual

Mainspring, 1.45 x 0.100 x 320 x 9.00, Manual, FHF 82 [GR3954]

Mainspring, 1.45 x 0.100 x 360 x 9.00, Manual, FE 233-68 [GR3956-1]

Mainspring, 1.45 x 0.103 x 330 x 9.50, Manual

Mainspring, 1.45 x 0.103 x 340 x 10.00, Manual

Mainspring, 1.45 x 0.103 x 350 x 10.00, Manual

Mainspring, 1.45 x 0.105 x 300 x 9.00, Manual, FEF 350

Mainspring, 1.45 x 0.105 x 340 x 9.50, Manual

Mainspring, 1.45 x 0.105 x 375 x 10.00, Manual

Mainspring, 1.45 x 0.105 x 380 x 10.00, Manual, AS 1710 [GR3970]

Mainspring, 1.45 x 0.108 x 295 x 9.00, Manual

Mainspring, 1.45 x 0.108 x 295 x 9.50, Manual (Supplied in old tub style not ring)

Mainspring, 1.45 x 0.110 x 287 x 9.00, Manual

Mainspring, 1.45 x 0.110 x 320 x 10.00, Manual

Mainspring, 1.45 x 0.110 x 320 x 9.50, Manual [GR3983]

Mainspring, 1.45 x 0.110 x 324 x 9.50, Manual

Mainspring, 1.45 x 0.110 x 380 x 10.00, Manual [GR3986-1]

Mainspring, 1.45 x 0.115 x 345 x 9.00, Manual [AS 1900, 2060]

Mainspring, 1.45 x 0.118 x 320 x 9.50, Manual

Mainspring, 1.45 x 0.120 x 260 x 9.00, Manual