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. This set comes with FCS II Screws.
• Size: Medium 140-190 lbs.
• Compatibility:FCS II, FCS
• Construction: Honeycomb
• Flex: Medium
• Front Height: 4.125 Base: 3.75 Area: 12.38 Foil: Flat