The FCS II CI PC Tri Fin Large Set – White/Flame is the signature fin design from Channel Islands Surfboards, made for powerful, performance-oriented surfing. Built with Performance Core (PC) construction, these fins deliver exceptional speed, drive, and control across a wide range of wave conditions. The slightly smaller center fin enhances release through turns, while the raked side fins generate long, drawn-out carves and hold through powerful bottom turns.
Key Features
Channel Islands Signature Template: Designed in collaboration with CI Surfboards for progressive, high-performance shortboarding.
Performance Core (PC) Construction: Lightweight yet durable build that mimics the feel of traditional fiberglass fins with a responsive flex pattern.
Large Size Set: Ideal for surfers weighing 175–210 lbs or those looking for maximum hold and drive.
Tri Fin (Thruster) Setup: Offers stability, control, and drive for all-around performance in a wide variety of conditions.
White/Flame Colorway: Sleek, performance-inspired look featuring a clean white base and bold flame detailing.
FCS II Tool-Less System: Snap fins in or out easily with no screws or keys for quick setup changes.
Why Choose the FCS II CI PC Tri Fins?
The FCS II CI PC Tri Fins deliver the perfect balance of power and release. The raked template provides drive and hold for open-faced waves, while the smaller center fin allows for smoother transitions and looser tail release. Whether you’re carving at point breaks or hitting punchy beach peaks, this fin set provides predictable control and lightning-fast response.
Take your surfing to the next level with the FCS II CI PC Tri Fin Large Set – White/Flame—a high-performance Channel Islands design made for surfers who want precision, speed, and power in every turn.
FCS II CI PC Tri Fin Large Set-White/Flame brief info
Orders over $75 within the Continental USA qualify for free shipping. This excludes surfboards, skateboards, surfboard bags, and other oversized items.
Oversized Items
Oversized items like surfboards and certain skateboard items do not qualify for free shipping. Shipping rates for these items are calculated live in the cart or at checkout based on their size and weight.
Surfboards Under 5'11" and 21" Wide
Surfboards under 5'11" in length and 21" in width can ship via standard UPS without an additional surcharge. Live shipping rates are quoted in the cart or at checkout, offering an accurate cost based on the shipping destination.
Surfboards Over 5'11" or 21" Wide
Surfboards over 5'11" in length or wider than 21" are considered oversized by UPS and incur a UPS Oversize Package surcharge of $160-$235, in addition to the standard shipping cost. This fee is quoted live in the cart or at checkout. Rider Shack does not control these UPS-imposed fees.
Surfboards Over 8'
Surfboards longer than 8' exceed standard UPS shipping size limits and cannot be shipped via UPS. These are available for in-store pickup or airport pickup, with the latter option typically costing around $200. For airport pickup arrangements, please contact us directly for a personalized quote.
