FCS II AM PC Quad Rear Fins Size(v):Large 55L – 5'4" x 19

55L – 5'4" x 19 1/8" x 4"

water-shedding seal - Internal zip pocket for secure storage of smaller essentials - Stretch pockets on each front shoulder strap are big enough to store your phone in a waterproof case

A span that is wide enough to create enough lift

the original freeride fins paired with MR's revolutionary surfboard design changed the direction of surfboard design forever

with forgiving landings thanks to the softer flex

FCS II AM PC Quad Rear Fins Size(v):Large 55L – 5'4" x 19Overview Designed by legendary shaper Al Merrick, these quad rears are made to complement the raked AM side fins perfectly. The 50 50 foil delivers smooth, longer arc turns while maintaining exceptional stability, especially when locked into the barrel. This set strikes the ideal balance of maneuverability and directional control, making it a reliable choice for surfers chasing performance in a quad setup. Al Merrick's template is designed for