Twin Mid 6'10" Thunderbolt Those investing in one of

Those investing in one of Matt Parker's Album keel twins will also benefit from a keel that’s designed to unlock all the board has to offer

The purpose of this fin is to increase turnability without sacrificing hold on the nose

This version comes with a significant convex entry which is complimented by a step deck displacing foam off the nose allowing the right amount of roll in the bottom for a friction free entry

fin set up is a single or a 2+1

A couple of small repairs to light hairline cracks on the tail and rail

Twin Mid 6'10" Thunderbolt Those investing in one ofCondition: Great condition, mild deck pressures and a couple of light scuffs on the deck. A couple of tiny pressures on the bottom of the board. A tiny under glass cosmetic hairline crack watertight. Description: Shaped by Michael Arenal, mid twin