19 x 0.30 x 30 Clock Mainspring
REPLACEMENT CLOCK MAINSPRING
TOP QUALITY GERMAN MADE SPRING
19mm high - 0.30mm thick spring (strength) - 30mm barrel diameter (1250L).
Made from quality steel & used by professional clockmakers.
Many professional clockmakers replace a clocks mainspring not only when it breaks but as part of a complete service.
A mainspring winder is advised as removal and fitting without one can cause damage or injury.
100's of other sizes stocked.
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