・Located on the left when looking at the bottom. 【Ideal Conditions】 ・Wide range of conditions from beach breaks to point breaks. 【Board Type】 ・Designed to fit the FCS II fin system. ・Recommended for all board types. 【Fin Family】 ・A versatile type with a balance of speed, flow, and response. 【Size】 ・S (55-70Kg) / ・FIN SPECS: SMALL / ・Base: 4.25" / 108mm ・Depth: 4.43" / 112mm ・Area: 9054mm2 ・Sweep: 33.7 degrees Foil: Flat ※Please purchase after commenting, as this item is also listed on other sites. ※Hand delivery is possible for those in the neighborhood. Please consult. #surfing #surfboard #longboard #singlefin #centerfin #FCSfin #finkey #grub screw #future #FCS #screw #screw #hexagonal #driver #leash cord #deck pad #fin #FCS2 #box fin #compatible #infill tab kit #fin plug Surfing Surfboard Longboard Single fin Center fin FCS fin Fin key Grub screw future FCS Screw Screw Hexagonal Driver Leash cord Deck pad Fin FCS2 Box fin Compatible Infill tab kit Fin plug Adapter Fin screw fin Type...Fin Fin system/Fin box...FCS2 Number of fins...Tri-fin