Harken 57mm Aluminum Low-Load Block — Swivel 3226 MEDIUM KEEL BOAT 57/60mm the harnesses multiple mounting straps

the harnesses multiple mounting straps allows other harness bars to be utilized if required

20mm Height

Safe working Load: 650 kg

Duraflex® hardware for briability

48 liter buoyancy bags are slightly heavier than 43 liter buoyancy bags but after a capsize there is a lot less water in the boat

Harken 57mm Aluminum Low-Load Block — Swivel 3226 MEDIUM KEEL BOAT 57/60mm the harnesses multiple mounting strapsBlack Magic Air blocks are a top favorite of Big Boat performance racers and cruisers. These lightweight, free running, powerful performers are used for sail controls that see lots of action: mainsheet, runner, halyard, and spinnaker systems. A center cage keeps Torlon roller bearings separated and parallel to reduce friction. Shackle blocks lock in two directions or swivel to keep line from twisting. Low load blocks have red isolators. They use