Manual Mainsprings 1.21mm - 1.25mm

Mainspring, 1.25 x 0.120 x 385 x 11.50, Manual

Mainspring, 1.25 x 0.125 x 370 x 10.00, Manual

Mainspring, 1.25 x 0.125 x 500 x 13.00, Manual

Mainspring, 1.25 x 0.125 x 570 x 13.00, Manual

Mainspring, 1.25 x 0.125 x 570 x 14.00, Manual

Mainspring, 1.25 x 0.130 x 280 x 9.50, Manual

Mainspring, 1.25 x 0.130 x 450 x 13.50, Manual

Mainspring, 1.25 x 0.130 x 510 x 14.00, Manual

Mainspring, 1.25 x 0.140 x 520 x 14.00, Manual

Mainspring, 1.25 x 0.150 x 280 x 9.00, Manual

Mainspring, 1.25 x 0.155 x 555 x 14.50, Manual

Mainspring, 1.25 x 0.155 x 560 x 14.50, Manual [GR3155]