smarttune 1/4”


The smarttune 1/4” (the smallest in the standing rigging range) is designed for dinghies. In minutes it easily swaps in for the existing turnscrew in a forestay/backstay or shrouds/diagonals. 

  • Thread size 1/4″
  • Calibrated load 750kg
  • Breaking load 1550kg
  • Sensor dimensions 55 x 112 x 18mm
  • Sensor weight 180g
  • Wireless charging

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  • Easily replaces existing rigging turnscrew
  • Waterproof beyond IP68
  • Wireless charging
  • Fully charged in 1 hour
  • Up to 2,000 hours battery life
  • Adjustable data rate via smartfittings app
  • Wireless connection to your phone via the smartfittings app
  • Wireless connection directly to Vakaros Atlas 2 and Sailmon MAX
  • Wireless connection to electronic boat displays via the Cyclops gateway
  • Data log for analysis stored in smartfittings app and Cyclops gateway
  • Lightweight and low windage
  • Accurate to +/- 1% of maximum working load
  • Designed to fit rigging with relevant working loads
Thread Size


Metric Thread


Breaking Load



112 x 52 x 18mm

Device Weight

180 g