Centerboards

... Optimist daggerboard and rudder: size, shape, epoxy, foam and fiberglass. Both Optimist rudder and daggerboard are made to the maximum allowed thickness to create a foil as stiff as possible under the ...

The wooden Optimist school daggerboards from Optiparts are made of high grade marine plywood and are varnished 3 times.

The Optimist daggerboard bungy from Optiparts is made of 6 mm dinghy shockcord with red pvc handle to retain the Optimist daggerboard in it's case. The legal handle to keep your Optimist daggerboard ...

18 mm GRP 420 daggerboard with foam core and white gelcoat finish.

A very stiff layup of s-glass over sitka spruce, with a drag reducing planform. Thickness and layup can be adjusted to your individual needs. For an even lighter board with more feel, request a red cedar core. We’ve also built these in ...

Here’s a centerboard design to fit the Capri 14.2

A customer came to use asking that we explore what can be done to make faster foils within the limits imposed by the CL16 class rules. We shortened the chord length while also maximizing the thickness, with the result that we were able ...

Stiff (carbon fiber over douglas fir) and a great shape - the foil section chosen is more modern than the good old NACA00xx sections, with a nice lift/drag curve for such a long chord / thin foil.

... flexibility in the class rules for changing the outline of the FJ centerboard. That seems to be where standards end in the class - some use daggerboards while others use centerboards. ...

A wood and lead centerboard of maximum thickness, conforming to Thistle class rules. The lead ballast is situated to reduce pitching moment as much as possible under the rules. The amount of lead ballast required make ...