Harken 40mm Fly Block 2173 CANOPY L=12 1x MRT M4

L=12 1x MRT M4

Using high-strength

or lashed to almost anything

Weight (g)19

Working equally well alone or under a shell for all your activities

Harken 40mm Fly Block 2173 CANOPY L=12 1x MRT M4Harken 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 line, 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