Cornerstone 39" Pivot fin Pro Model: John Grigley

Pro Model: John Grigley

From powerful reef passes to wonky beachbreaks

you won’t find a single one in any of our products -- ever

operational information PDF (82KB)

Its feminine lines beautifully accentuate your features and flatter your curves

Cornerstone 39" Pivot fin Pro Model: John GrigleyTRIAD The Cornerstone The Cornerstone is where it all starts. Featuring a PE core with an HD bottom slick, it has a single stringer in the smaller sizes and a double stringer from 40 to 44". Core thickness graduates according to size, with the 32 37 slimmed down enough to allow the young rider to sink the board and learn to duck dive. It features elbow pads for reinforced support in the high wear areas and a user friendly crescent tail w channels