Harken 57mm Ratchamatic® Flip-Flop Block 2144 VAIKOBI maintaining the right longitudinal position

maintaining the right longitudinal position of the foil on the board

SEMCO does not contain silicone

Superflex web sole for positive grip and greater range of movement

whilst the seamless

Breaking load (kg)5000

Harken 57mm Ratchamatic® Flip-Flop Block 2144 VAIKOBI maintaining the right longitudinal positionSmall Boat Flip Flop blocks pivot around the line axis to keep the line close to the deck. Hinged construction allows for various lead angles. Ratchamatic block versions roll freely in both directions under low loads and automatically engage a ratchet mechanism as loads increase, giving sailors a holding power of up to 15: 1. The ratchet engagement can be adjusted to a higher or lower load depending on the sailors strength, sailing style and system