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Vintage Altrax Mainspring No. 149 – 1.35 mm × 0.081 mm × 7.5 mm – Unbreakable
Regular price £9.99 GBPRegular price -
Vintage Altrax Mainspring No. 307 – 1.85 mm × 0.0975 mm × 8 mm – Unbreakable
Regular price £9.99 GBPRegular price -
Vintage Altrax Mainspring No. 136 – 1.30 mm × 0.11 mm × 9.5 mm – Unbreakable
Regular price £9.99 GBPRegular price -
Vintage Altrax Mainspring No. 236 – 1.55 mm × 0.1325 mm × 11.5 mm – Unbreakable
Regular price £9.99 GBPRegular price -
Vintage Altrax 129 Mainspring – 1.30 mm × 0.081 mm × 8 mm – Unbreakable
Regular price £9.99 GBPRegular price -
Vintage Altrax Mainspring No. 293 – 1.75 mm × 0.12 mm × 10.5 mm – Unbreakable
Regular price £9.99 GBPRegular price -
Vintage Altrax Mainspring No. 313 – 1.90 mm × 0.10 mm × 9 mm – Unbreakable
Regular price £9.99 GBPRegular price -
Vintage Altrax Mainspring No.231 – 1.55 mm x 0.09 mm x 8.5 mm – Unbreakable
Regular price £9.99 GBPRegular price -
Vintage Altrax Mainspring No.138 – 1.30 mm x 0.14 mm x 12 mm – Unbreakable Swiss
Regular price £9.99 GBPRegular price -
Vintage Generale Ressorts Mainspring No. 3808 – 1.40mm x 0.16mm – Pierce 16.24
Regular price £9.99 GBPRegular price -
Vintage Helvetia 838 Mainspring – For Helvetia, Alpina, Certina & Felsa Calibres
Regular price £9.99 GBPRegular price -
Vintage Isoflex Mainspring No. 96 – 1.20 mm x 0.085 mm x 210 mm – Unbreakable
Regular price £9.99 GBPRegular price -
Vintage Isoflex Mainspring No.440 – 1.50mm x 0.075mm x 270mm – Unbreakable Swiss
Regular price £9.99 GBPRegular price -
Vintage Isoflex Mainspring No. 340 – 1.40mm x 0.11mm x 260mm – Unbreakable Swiss
Regular price £9.99 GBPRegular price -
Sandalloy Mainspring S7213 – 1.60 x 0.08 x 11½” – Sandvik Steel Inc. USA
Regular price £9.99 GBPRegular price -
Sandalloy Mainspring S6112 – 1.50 x 0.11 x 13½” – Sandvik Steel Inc. USA
Regular price £9.99 GBPRegular price
