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Mast Development & Rig Tuning

Devlin Rules on Adjustable Mast Steps

The Chief Measurer clarifies TCA rules regarding adjustable mast steps, ruling that such devices are not permitted on Thistles, as the mast step must remain fixed and not be altered during racing.

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This is a summary. The full article text is © the Thistle Class Association — read the original scan via the link above.

  • rules
  • class rules
  • mast step
  • George Devlin