FCS Q-5Xc Glass Flex Medium Quad

FCS Q-5Xc Glass Flex Medium Quad


Availability: In stock SKU: 1167-175-24-R


FCS Q-5Xc Glass Flex Medium Quad (M5 IFT sides + GX centres)

Versatile quad set that strikes a balance between carving and tail release


  • A balance of speed, flow and response in a variety of conditions.
  • Quad (4 fin) set.

Board Types

  • All board types.
  • Will fit the FCS II Fin System when used with grub screws and the FCS Infill Kit.

Glass Flex

Glass Flex (GF) fins are moulded from engineering grade polymer. The flex of these fins has been designed to help novice surfers maintain speed and acceleration as they learn to execute turns and manoeuvres.

beach break brittany
size chest(in.) waist(in.) hips(in.)
XS 34-36 27-29 34.5-36.5
S 36-38 29-31 36.5-38.5
M 38-40 31-33 38.5-40.5
L 40-42 33-36 40.5-43.5
XL 42-45 36-40 43.5-47.5
XXL 45-48 40-44 47.5-51.5

Additional information

Weight 10 kg
Dimensions 10 × 10 × 10 cm


fin family

fin performance

fin box type



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