

Mandala AK4 Quad - FCS Compatible (Solid Fiberglass) (clear)
Designed by Manny Caro of Mandala Custom Shapes, this quad set has been finely tuned to provide a balance of effortless speed and drive. The size of the front…
Adds to your Lundquist cart. Mix with boards and accessories — single Stripe checkout. Ships in 3–5 business days after a Lundquist QC pass.
Specs
- Fin box
- fcs-2
- Foil
- —
- Rake
- —
- Base
- —
- Depth
- —
- Area
- —
- Weight
- 397 g
- Material
- fiberglass
- Construction
- Solid Fiberglass
About this fin
Designed by Manny Caro of Mandala Custom Shapes, this quad set has been finely tuned to provide a balance of effortless speed and drive. The size of the front and rear trailers complement each other extremely well and work in harmony making this quad very versatile and well suited for an array of surfers / board sizes. These fins feature our solid fiberglass construction, a clean matte finish, and 80/20 foils on the rear fins. ( Front Fins ) HEIGHT: 4.55” / 116 mm BASE: 4.49” / 114 mm AREA: 15.11 ”² / 97.47 cm² ( Back Fins ) HEIGHT: 3.66” / 93 mm BASE: 3.70” / 94 mm AREA: 10.25”² / 66.15 cm²
New to quad setups?
Learn how foil, rake, and family choice shape the way a board rides.
More quad options

Mackie Quad - Futures Compatible (Solid Fiberglass) (Yellow)
futures
( 4 Fin Set) Futures Compatible: These alternate style quads designed by Mick Mackie have longer bases - built firstly for drive, but pull quickly into a narro…

Lovelace FM Twinzer - FCS / Futures Compatible (Solid Fiberglass) (black)
futures
The Lovelace FM Twinzer set was specifically designed to be paired with Ryan's FM board model. The front nubs have a single foil with a flat inside, while the…

6-4 Rear Quad - Futures Compatible (Hexcore) (smoke hexcore)
futures
( 2 Fin Set ) Futures Compatible: These are a specialty rear quad (quad trailer) set up using a 60/40 foil. This means they will be more powerful and excel in…
Pair this fin with a Lundquist board
Every Lundquist board is built to your spec. Tell Blake what you’re after and he’ll dial in the fin recommendation with the shape.
Start a Custom Order