Description
- Barton Marine Part No 84001
- Fits any 45-50mm (1.75-2”) diameter mast.
- Designed specifically for the Topper, Optimist, Starling and Blokart
class.
- 100% accurate in 2 knots of wind and weighs just 29g (1oz). Simple and effective clamp eliminates the
need for straps.





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