Designed by Al Merrick for radical, progressive surfing, this FCS II Al Merrick PC Tri-Quad Fin Set features raked side fins that generate exceptional speed and drive, paired with a smaller center fin on the medium and large templates for quick release through turns. Built in Performance Core construction, the five fin setup is tuned for hollow, steep waves and punchy beach breaks, and pairs best with high performance boards featuring deep concaves and moderate to extreme rocker within the FCS II fin system.
Fin Size Detail
Size
Side Fins
Q-Rear Fins
Center Fins
Weight
Medium
Base: 4.55"
Depth: 4.52"
Area: 14.89"²
Sweep: 36.6°
Foil: Flat
Base: 3.83"
Depth: 3.99"
Area: 11.08"²
Sweep: 32.4°
Foil: 80/20
Base: 4.34"
Depth: 4.41"
Area: 13.72"²
Sweep: 35°
Foil: Flat
145-175 lbs.
Large
Base: 4.61"
Depth: 4.7"
Area: 15.63"²
Sweep: 36.3°
Foil: Flat
Base: 3.83"
Depth: 3.99"
Area: 11.08"²
Sweep: 32.4°
Foil: 80/20
Base: 4.34"
Depth: 4.41"
Area: 13.72"²
Sweep: 35°
Foil: Flat
165-200 lbs.
Product Info
Designed by Al Merrick for radical, progressive surfing, this FCS II Al Merrick PC Tri-Quad Fin Set features raked side fins that generate exceptional speed and drive, paired with a smaller center fin on the medium and large templates for quick release through turns. Built in Performance Core construction, the five fin setup is tuned for hollow, steep waves and punchy beach breaks, and pairs best with high performance boards featuring deep concaves and moderate to extreme rocker within the FCS II fin system.
Fin Size Detail
Size
Side Fins
Q-Rear Fins
Center Fins
Weight
Medium
Base: 4.55"
Depth: 4.52"
Area: 14.89"²
Sweep: 36.6°
Foil: Flat
Base: 3.83"
Depth: 3.99"
Area: 11.08"²
Sweep: 32.4°
Foil: 80/20
Base: 4.34"
Depth: 4.41"
Area: 13.72"²
Sweep: 35°
Foil: Flat
145-175 lbs.
Large
Base: 4.61"
Depth: 4.7"
Area: 15.63"²
Sweep: 36.3°
Foil: Flat
Base: 3.83"
Depth: 3.99"
Area: 11.08"²
Sweep: 32.4°
Foil: 80/20
Base: 4.34"
Depth: 4.41"
Area: 13.72"²
Sweep: 35°
Foil: Flat
165-200 lbs.
Product Details
Fin Type: FCS II
Size: M, L
Fins in Set: Five
Fin Configuration: Tri-Quad
Fin Tech: Performance Core
Product Construction
Performance Core
Performance Core (PC) fins are made using a multi-layered resin transfer molding process. The flex pattern in PC fins extends progressively from the base through to the tip, helping the surfer to maintain drive and hold through a turn. This versatile fin Construction is light and can be used in a variety of different conditions.
Board Types
Performance boards with deep concaves and moderate-to-extreme rocker. Designed to fit the FCS II Fin System.
Fin Family Carver: Find Power. Powerful, drawn-out turns with added hold.
Warranty
This product is backed by a warranty from the manufacturer. Click below for details on the warranty policy for FCS II products.
FCS 1-Year Limited Warranty
FCS offers a 1 year limited warranty against manufacturing defects and faulty workmanship. Please note that this does not include damage caused by misuse, inappropriate use or normal wear and tear. Loss of fin where there is no fault identifiable by the fin box is also not covered by our limited warranty.
FCS will not be responsible for any costs, losses or damages incurred as a result of loss or use of product. All warranty claims must be made at the place of purchase or directly with FCS. Proof of purchase (receipt with date of transaction) is essential for all warranty claims.
* All FCS moulded composite fins are designed to break at the tabs when subjected to vigorous impact. This design feature aims to protect the integrity of the plug installation, and help prevent damage to the surfboard.
Faulty Products
Faulty items will be exchanged for new items within 2 weeks of receiving the product. If this product is not available, we will gladly exchange for any items to the same value or issue a refund. Either way you will be contacted by customer service to determine what is best for you.
FCS will happily cover the cost of shipping your new product.
If you are not 100% satisfied with your purchase you may return it for a refund, or exchange within 30 days of receiving your order.
Cleanline Surf General Return Policy
Returns are easy! We understand that in some situations returns may be necessary. We also want you to be stoked on your purchase. If you are not 100% satisfied with your purchase you may return it for a full refund, within 30 days of receiving your order. Items must be in new condition with original tags and packaging.
Please refer to our full Return Policy for more details.
What Our Customers Are Saying