Futures AM3 Honeycomb Fins - Small The AM3 Honeycomb, designed by legendary shaper Al Merrick of Channel Islands Surfboards, is a small size Balanced fin with a Ride Number of 4.7. Designed for lightweight surfers to perform in all conditions, the Honeycomb material offers a neutral flex pattern. The template’s extended rake is ideal for powerful carves and the thin tip provides for optimal release off of the top. RIDE NUMBER 4.7   Side Fins Center Fin Area 13.80 13.80 Height 4.38 4.38 Base 4.34 4.34 Foil FLAT SYMM