Harley Ingleby HI4 Thunderbolt Red - Candy White Snorkel The Function first concept makes X0-MC43DRY4-BLK-LT Black Size:T1 - 6'6 (38.2L) 6 4A x 20

The Function first concept makes this fin one of the easiest riding fins we’ve ever come across

It utilises the continual HP rocker with the last 6 inches flipped up so with the wider dimensions it’s still very at home in the pocket

Designed for spending time on the nose and speed down the line

LENGTH x WIDTH x THICKNESS = VOLUME:

Harley Ingleby HI4 Thunderbolt Red Candy White Snorkel The Function first concept makes X0 MC43DRY4 BLK LT Black Size:T1 6'6 (38.2L) 6 4A x 20 The Function first concept makes this fin one of the easiest riding fins we’ve ever come across It utilises the continual HP rocker with the last 6 inches flipped up so with the wider dimensions it’s still very at home in the pocket