Sonar Mast Shim Foil Spare Parts a LockGuard flexible safety ring

a LockGuard flexible safety ring with pull-tab secures the loop connection and prevents accidental release of your InterLoop

for SUP foil-surfing or for lightwind wingfoiling

2) unlock maximum speed and glide from the front wing

The coiled cord helps to keep the cord clear of your foil when up and riding

Its advanced materials

Sonar Mast Shim Foil Spare Parts a LockGuard flexible safety ringShimming your mast under the leading edge will trim the board nose up and help enable you to regain more comfortable stance and control over the board at higher speeds. Shimming the mast under the trailing edge will trim the board nose down at lower speeds (e. g., pump, dockstart, or downwind),helping the foil to engage foil sooner. NOTE: North boards and foils are designed to work together for their intended discipline without the need for shimming.