Hydrofoil Wingscrews Colour:Red Soft internal foam padding with

Soft internal foam padding with inner neoprene layer

Tow in Surfing or Wake Surfing

Note: Products from the Foil Drive range are not eligible for Promotions or Discounts

This means more freedom

Unhooked and Wakestyle riding (for advanced riders only - no security finger)

Hydrofoil Wingscrews Colour:Red Soft internal foam padding withMost hydrofoils currently use either M6 M7 or M8 screws to attach the mast to the board, these are 6mm, 7mm and 8mm in diameter respectively. Armstrong's new Performance series masts use M7 screws. Then, there are two types of screws in each of these sizes flat head (countersunk) or button head. To measure the length of a flat head countersunk screw, measure the complete length, including the head. For a button head screw, measure the length from