Infills fill gaps between FCS1 fins and FCS2 plugs, made from strong, light, temperature- and corrosion-resistant silicone rubber.

•   Centre Infill (x1)
  
•   Side Infills (x4)
  
•   Grub Screws (x10)
  
•   Fin Key (x1)
  
•   Reusable zip lock bag