Folding Propeller for Boost Fin adapter this hat handles whatever the

this hat handles whatever the ocean throws at you while keeping you looking effortlessly cool

Install two Boost Fins on your board with the Double Adapter

Attach the Boost Fin to your board with a Flip Lock Adapter

Simple pairing with the Fin through the mobile app

Pack of glue

Folding Propeller for Boost Fin adapter this hat handles whatever theThe Boost Fin Folding Propeller is an innovative accessory that minimizes drag and maximizes your performance in every session. The propeller automatically extends when the Boost Fin is powered on and folds when the motor stops, significantly reducing water resistance. Heads up: This folding propeller doesn't require (or work with) a Propeller Safety Guard the folding mechanism keeps it protected when not in use.