Futures Thermotech Performance Longboard Single Fin The Futures Thermotech Performance Longboard Single Fin is an all-around center fin built for performance longboards, mid-lengths, SUP surfboards, and 2+1 setups. Available in 6", 7", and 8" sizes, this fin gives surfers a simple way to tune their board for looser turning, balanced control, or added hold. Made in Huntington Beach with Futures’ Thermotech construction, the Performance Longboard fin is designed to avoid the stiff plastic feel of basic composite fins. Instead, it offers consistent flex that helps create drive through turns and smooth release when redirecting the board. Why It Works All-around performance longboard template works as a single center fin or in a 2+1 setup. Thermotech construction provides consistent flex for drive and release through turns. 6" size loosens up smaller boards and 2+1 setups. 7" size offers balanced control for everyday performance longboarding. 8" size adds more hold and stability for longer boards or stronger turns. Symmetrical foil gives the fin predictable center-fin performance. Perfect For The Futures Thermotech Performance Longboard Single Fin is ideal for longboards, mid-lengths, SUP surfboards, and boards set up as a 2+1. Choose the 6" for a looser feel, the 7" for balanced everyday performance, or the 8" for added hold, drive, and stability. Features Performance longboard center fin Available in 6", 7", and 8" sizes All-around template shape Can be used as a stand-alone single fin Can be paired with side bites for a 2+1 setup Thermotech construction Consistent flex for drive and release Symmetrical foil Designed for performance longboards and SUP surfboards Made in Huntington Beach Technical Details Brand: Futures Model: Thermotech Performance Longboard Single Fin Product Type: Longboard center fin Template Category: Performance Longboard Construction: Thermotech Fin Setup: Single fin or 2+1 center fin Foil: Symmetrical Available Sizes: 6", 7", 8" Best Use: Performance longboards, mid-lengths, SUP surfboards, and 2+1 setups Fin Specifications Size Category Area Height Base Foil Best Feel 6" Small Longboard 20.03 sq in 6.02 in 4.59 in Symmetrical Looser, quicker turning 7" Medium Longboard 25.50 sq in 7.00 in 4.82 in Symmetrical Balanced control and release 8" Medium Longboard 31.43 sq in 8.00 in 5.55 in Symmetrical More hold, drive, and stability Size Selection Guide Choose This Size Best For Ride Character 6" Smaller mid-lengths, looser 2+1 setups, lighter surfers, smaller waves More release and easier turning 7" Everyday longboards, mid-lengths, balanced 2+1 setups Good mix of hold, drive, and maneuverability 8" Longer boards, bigger surfers, single-fin setups, stronger surf More stability, hold, and drawn-out control Fit Tip: Size down for a looser, more maneuverable feel, or size up for more hold and stability. For 2+1 setups, many surfers choose a smaller center fin than they would use for a dedicated single-fin setup. How It Compares Compared to a larger traditional single fin, the 6" and 7" Thermotech Performance fins create a looser, more responsive feel, especially when paired with side bites. Compared to smaller center fins, the 8" version adds more drive and hold for longer boards, heavier surfers, or stronger turns. Bottom Line: The Futures Thermotech Performance Longboard Single Fin is a versatile center fin available in 6", 7", and 8" sizes, built for surfers who want dependable Thermotech flex, all-around performance, and easy tuning for single-fin or 2+1 setups.