Harken 2158 18mm FLY Double Carbo T2 Block Gifting25-Bangers or layer it with a

or layer it with a cooling rash vest for warmer conditions

Suitable for all Selden dinghy alloy boom sections (NOT the 76 Section Carbon Booms)

to lower halyard exit sheaves

Made from 7mm Polilite in black

Fibre reinforced Nylon base

Harken 2158 18mm FLY Double Carbo T2 Block Gifting25-Bangers or layer it with aHarken 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 dinghies and sportsboats and for kicker cascades and backstay systems on Grand Prix racers. 18mm blocks feature and integrated stainless steel inner race and rivet,