Northcore brand * Eurofin C-Model FCS Fin Set * 3-fin set * Durable polycarbon construction * For thruster surfboards * Size: medium 145-195 lbs (65-88 kg) * Material: Nylon polyamide The Northcore Eurofin C-Model FCS fin set is a signature model made in South Africa and is composed of three fins ideal for surfers in the medium range weight, usually at 145 lbs to 195 lbs (65 to 88 kg). The C-Model is built to add more speed to surfing so you’re fast, but still able to maneuver moves effortlessly. The durable polycarbon construction is made of nylon polyamide. This means that this fin set is strong yet very lightweight.