Two-piece set, bargain price of 12,000 yen. These rear fins are not available from FCS alone. They are valuable. FCS2 MATT BIOLOS Matt Biolos Quad Rear Fins, L size, 8,130 yen each. 12,000 yen for two, a great deal! The price for one fin is 8,140 yen including tax, and I will sell two for 12,000 yen. Please let me know the number of fins and the part you want. I will create a dedicated listing. Buying a left and right set is a great deal ^_^ Please purchase after that. FCS2 MATT BIOLOS TRI FINS FCS 2 Matt Biolos Quad Rear Fins, 1 fin L size About these fins: ● The MB template, designed by the respected shaper Matt 'Mayhem' Biolos, allows for free, tight turns in the pocket, emphasizing speed. ● Among the Reactor family, the MB is considered a high-performance fin, offering incredible responsiveness while maintaining sufficient control, allowing you to confidently enter turns. About the material: 【Performance Core Carbon (PCC)】 Often called PC Carbon or PCC, these fins are highly responsive and feature strategically placed carbon designed to complement the fin template. PCC fins are suitable for fast surfing and are favored by power surfers who want to make explosive turns in critical parts of the wave. Number of fins: Quad fins