Manual Mainsprings 1.56mm - 1.60mm

Mainspring, 1.60 x 0.110 x 280 x 9.50, Manual

Mainspring, 1.60 x 0.110 x 285 x 9.00, Manual

Mainspring, 1.60 x 0.110 x 300 x 9.00, Manual [GR4514]

Mainspring, 1.60 x 0.110 x 300 x 9.50, Manual

Mainspring, 1.60 x 0.110 x 320 x 9.50, Manual [GR4515]

Mainspring, 1.60 x 0.110 x 340 x 10.00, Manual

Mainspring, 1.60 x 0.110 x 370 x 12.00, Manual

Mainspring, 1.60 x 0.115 x 320 x 9.50, Manual

Mainspring, 1.60 x 0.115 x 350 x 10.50, Manual

Mainspring, 1.60 x 0.120 x 240 x 9.50, Manual

Mainspring, 1.60 x 0.120 x 300 x9.0

Mainspring, 1.60 x 0.120 x 340 x 10.50, Manual, FHF 74 [GR4538]

Mainspring, 1.60 x 0.120 x 345 x 10.00, Manual

Mainspring, 1.60 x 0.120 x 345 x 10.50, Manual

Mainspring, 1.60 x 0.130 x 280 x 10.00, Manual

Mainspring, 1.60 x 0.130 x 280 x 10.50, Manual

Mainspring, 1.60 x 0.130 x 380 x 12.00, Manual, Helvetia 64 [GR4566]

Mainspring, 1.60 x 0.130 x 650x 12.50, Manual

Mainspring, 1.60 x 0.130 x 650x 14.50, Manual

Mainspring, 1.60 x 0.130 x 650x 15.00, Manual