FCS II Tab Infill Kit (10 X Screws + 5 X Tab Infills) men 4 Degree™ Elite Fit System

4 Degree™ Elite Fit System - Uses two elastics for greater stretch and recovery to keep the sock in place

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Everyone who rides Swiss knows how fast they are and how long they last

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FCS II Tab Infill Kit (10 X Screws + 5 X Tab Infills) men 4 Degree™ Elite Fit SystemFCS II Compatibility Infills serve the purpose of bridging the gap between the front tab of the original (dual tab) FCS fin and the front slot of the FCS II plug. Crafted with top grade silicone rubber, these infills guarantee the utmost care for both plugs and fins. Moreover, they boast remarkable durability, lightweight construction, and resilience against extreme temperatures and corrosive environments. Centre Compatibly Infill (x1) Side