Free Shipping Nationwide, Discreet Delivery, Ships Within 24 Hours This is a set of two: a fin key and mounting screws + infills to fill the gaps for attaching FCS fins to FCS II fin boxes. - Contents of 1 set: - Accessories: Fin mounting screws (10) - Key: Fin mounting key (1) - Gray infills for FCS II (5) Although new and unused, these are made overseas. Please refrain from purchasing if you are looking for perfection, are overly critical, or are overly sensitive. Thank you for viewing. FCS II Compatible Set Grub Screw Set FCS Fin Key With Infill Kit