Activation Magnet for Remote Controller Strap adapter The propeller automatically extends when

The propeller automatically extends when the Boost Fin is powered on and folds when the motor stops

non-removable fins

✓ Perfect fit — designed for all Boost Fin models

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

Attach the Boost Fin to your board with a FCSII Adapter

Activation Magnet for Remote Controller Strap adapter The propeller automatically extends whenThe soft and high quality silicone magnetic button is specifically designed to attach to the Remote Control strap. It allows for easy on off without the need for a screwdriver. This device is a must have accessory for your Boost Fin, providing convenience and functionality.