FCS II MB PC Carbon Large Tri Set FCS II MB PC Carbon Large Tri SetHome / Surf Hardware / Fins / FCS II MB PC Carbon Large Tri Set Matt ‘Mayhem’ Biolos’s signature fin. Reliable on the open face, or in the pocket. Material: PC Carbon Foil: Flat $120.00 Size Choose an optionLargeClear Quantity Add to cart SKU: N/A Categories: Surf Hardware, Fins