Bottom block only for Two Speed Easymatic 4:1 / 6:1 mainsheet system. Easyblocks use robust and free running ball bearing sheaves for a reliable and easy to use two speed mainsheet block system. Pull both lines at once for a fast 4:1 ratio or pull one line at a time for a more powerful 6:1 ratio.
Bottom block only. Use with Easyblock #23112B or Harken #2602 top block.
Recommended Max Boat Size: 25 feet (7.5m)
Recommended Max Mainsail Area: 195 square feet. (18sqm)