FCS II MB Keel Quad Set

Matt Biolos has created this Keel Quad set for wide tailed alternative boards to give them directional control, while still maintaining maneuverability.

OVERVIEW

Matt 'Mayhem' Biolos's specialty quad fin set. High area quad keel set adds bite and control to hybrid boards with wide tails, without sacrificing pivoting capabilities.

IDEAL CONDITIONS

Open face, down-the-line waves, particularly good in point and reef breaks.

BOARD TYPES

Modern fish and hybrid models with moderate-to-low rocker.

Please Note: this fin is designed to be used exclusively with the FCS II Fin System, and will not fit in the traditional FCS Dual Plug System.

FIN SPECS: SIDE

Base: 4.​​63" / 1​​17.4mm
Depth: 4.​​79" / 1​​21mm
Area: 1​​9.27"² / ​12432mm²
Sweep: 44.8º
Foil: Flat

QUAD REAR

Base: 4.​​​03" / 1​​​02mm
Depth: 4.​​​40" / 1​​​12mm
Area: 12.63"² / ​8150mm²
Sweep: ​28.5º
Foil: 80/20

FIN MATERIAL

PERFORMANCE GLASS

FIN SIZE

Specialized