Manual Mainsprings 1.66mm - 1.70mm

Mainspring, 1.70 x 0.065 x 390 x 8.00, Manual

Mainspring, 1.70 x 0.073 x 300 x 7.50, Manual

Mainspring, 1.70 x 0.075 x 240 x 7.00, Manual

Mainspring, 1.70 x 0.080 x 250 x 7.50, Manual

Mainspring, 1.70 x 0.080 x 270 x 7.50, Manual

Mainspring, 1.70 x 0.083 x 270 x 7.50, Manual

Mainspring, 1.70 x 0.083 x 270 x 8.00, Manual

Mainspring, 1.70 x 0.083 x 300 x 7.50, Manual

Mainspring, 1.70 x 0.085 x 230 x 7.50, Manual

Mainspring, 1.70 x 0.090 x 230 x 7.50, Manual

Mainspring, 1.70 x 0.090 x 260 x 8.00, Manual

Mainspring, 1.70 x 0.090 x 270 x 8.00, Manual

Mainspring, 1.70 x 0.090 x 330 x 9.00, Manual

Mainspring, 1.70 x 0.090 x 350 x 9.00, Manual

Mainspring, 1.70 x 0.095 x 320 x 9.00, Manual

Mainspring, 1.70 x 0.095 x 340 x 9.50, Manual

Mainspring, 1.70 x 0.100 x 300 x 9.00, Manual, AS 984 (= 1002, 1123, 1124)

Mainspring, 1.70 x 0.100 x 410 x 10.50, Manual

Mainspring, 1.70 x 0.100 x 460 x 10.00, Manual

Mainspring, 1.70 x 0.103 x 340 x 9.50, Manual