Unifiber Baseplate Tendon Joint Pro (U-Pin) Seacured Fins are custom designed with

Fins are custom designed with a swept outline to enhance flex and progressive feel

More forgiving and yet more radical than ever

(advanced)S-Series 500 anhedral Carbon specific to windsurf foiling

the Prime helps you progress faster in your Freeride game

Unifiber Baseplate Tendon Joint Pro (U-Pin) Seacured Fins are custom designed withA high quality metal tendon joint for superb power delivery and durability. Pros & Cons Molded U pin solution more robust than M8 thread Lower height than other designs helps keep sail's center of effort lower (minor effect) Easy to replace Tendon Joint Less shock absorption than Power Joint or Boge Joint options