HARKEN 29mm Fly™ Block, 2171 Steering_Tillers & Tiller Extensions In addition to its super

In addition to its super fast grab-and-release mechanism for foolproof singlehanded removal

Head shackles are stamped stainless steel with a clevis pin and cotter ring

sport boats

Years of design and manufacturing experience coupled with collaboration with boat builders

decreasing the loads on the side plates and acting as a safety backup for the system

HARKEN 29mm Fly™ Block, 2171 Steering_Tillers & Tiller Extensions In addition to its superHarken soft attach Fly blocks are designed to provide strength without mass, providing sailors with big power in a low aero package. Designed specifically for high tech lines, these efficient blocks have an incredible working load for their small size. Fly blocks are perfect for use on foiling dinghies and sportboats and for Vang cascades and backstay systems on Grand Prix racers. 29 mm blocks feature a one piece titanium outer race sheave, stainless