Go! Menu Boards Shop By Brand Exocet Naish Quatro Simmer Tabou Shop By Type Wave - Freemove Freeride- Slalom Wind Foil View All Sails Shop By Brand Aerotech Naish Simmer XO Sails Shop By Type Beginners & Kids Freeride & Slalom Wave & Freestyle Wind Foil View All Accessories Shop By Type Bases & Extensions Boom Heads & Accessories Clothing Equipment Bags Fins Footstraps & Traction Helmet Harness Harness Lines Impact Vests Roof Straps & Pads Shoes & Boots Tools - Parts - Repair Uphaul Booms Shop By Brand Aeron Naish Simmer Streamlined Boom XO Shop By Type Aluminium Carbon Beginners & Kids View All Masts Shop By Brand Epic Gear Naish Simmer View All Shop By Type Beginners & Kids RDM 30%-60% RDM 70%-100% SDM 30%-60% SDM 70%-100% Foil Foils Exocet Simmer Slingshot ALUMINUM CARBON Foil Parts Bags Fuselages Hardware Leashes Masts Pumps Wings Sale Windsurfing Boards Booms Masts Sails Others Toggle navigation LOOPEE Sports LLC FREE SHIPPING On Eligible Orders Over $199* MY ACCOUNT MY CART CHECKOUT LOG IN Boards Shop By Brand Exocet Naish Quatro Simmer Tabou Shop By Type Wave - Freemove Freeride- Slalom Wind Foil View All Sails Shop By Brand Aerotech Naish Simmer XO Sails Shop By Type Beginners & Kids Freeride & Slalom Wave & Freestyle Wind Foil View All Accessories Shop By Type Bases & Extensions Boom Heads & Accessories Clothing Equipment Bags Fins Footstraps & Traction Helmet Harness Harness Lines Impact Vests Roof Straps & Pads Shoes & Boots Tools - Parts - Repair Uphaul Booms Shop By Brand Aeron Naish Simmer Streamlined Boom XO Shop By Type Aluminium Carbon Beginners & Kids View All Masts Shop By Brand Epic Gear Naish Simmer View All Shop By Type Beginners & Kids RDM 30%-60% RDM 70%-100% SDM 30%-60% SDM 70%-100% Foil Foils Exocet Simmer Slingshot ALUMINUM CARBON Foil Parts Bags Fuselages Hardware Leashes Masts Pumps Wings Sale Windsurfing Boards Booms Masts Sails Others MENU Open menu ALL CATEGORIES WINDSURFING Accessories Bases - Extensions & Parts Boom Heads & Accessories Clothing Equipment Bags Fins Footstraps & Traction Helmets Harness Harness Lines Impact Vests Roof Straps & Pads Tools - Parts - Repair UpHaul Wind Meter Boards Exocet Quatro Simmer Tabou Wave - Freemove Freeride- Slalom Booms Aeron Epic Gear Naish Simmer Streamlined Boom Aluminium Carbon Beginners & Kids Masts Epic Gear Naish Simmer Beginners & Kids RDM 40%-60% RDM 80%-100% SDM 30%-60% SDM 70%-100% Sails Aerotech Naish Simmer Beginners & Kids Wave & Freestyle Freeride & Slalom WINDFOIL Foil Boards Compatible Boards Foil Boards Hydrofoils Windsurf Foils Foil Parts Foil Hardware Foil Masts Foil Wings SALE Boards Booms Masts Sails Others Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 Home > Accessories > Shop By Type > Fins > Maui Ultra Fins X-Twin Alternative Views: Our Price: $79.00 Availability: Delivery: about 2 weeks from the date of shipping Choose Box: Us Box Power Box Slot Box Maui Ultra Fins: 1 X 14.5cm 1 X 15.5cm 1 X 16.5cm 1 X 17.5cm 1 X 18.5cm Qty: Description Size Chart This revolutionary fin design gives the board unbelievable speed and control in combination with an agility never experienced before. Solid in the bottom turn and super loose. The cutback will definitely blow your mind. Best suited: All waves, on- and sideshore*Price is per fin. Sold as single Length, cm14.5 15.5 16.5 17.5 18.5 Area, cm2 97 106 116 125 134 Board Vol. l 60 70 80 90 100 Data are based on 80kg sailor weight. Add or remove approx. 2cm per 10kg Features Lengths: 14.5-18.5 cm (by 1-cm-steps)Systems: PB + SLOT + USPrice for 1 X-Twin Also available as X-Tri and X-Quad(-S) bundle with discount. Please contact us for description. Related Items Maui Ultra Fins Style Weed Pro Maui Ultra Fins X-Tri Fin screw 6mm Maui Ultra Fins X-Side Our Price: $139.00 Our Price: $55.00 Our Price: $1.20 Our Price: $45.00 Maui Ultra Fins X-Quad S Weed Makani Fins Kohola V2 Freewave Maui Ultra Fins Slalom Pro Carbon Maui Ultra Fins X-Twin S Weed Our Price: $45.00 Our Price: $129.00 Our Price: $369.00 Our Price: $63.00