Master surfboard craftsman Jeff McCalllum designed the McCallum Quad.

This is a medium sized fin built for speed.

All four fins are the same size and have a flat inside foil generating maximum drive down the line.

Great for your retro fishes and wide squash tail boards.

Specs.

Size: Medium 140-190 lbs.

Compatibility:Futures

Construction: Honeycomb

Flex: Medium

Front Height: 4.125 Base: 3.75 Area: 12.38 Foil: Flat

Quad Height: 4.125 Base: 3.75 Area: 12.38 Foil: Flat