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Harken Big Boat Sheaves
Harken Big Boat sheaves are available for special applications
as well as for replacement sheaves in Big Boat blocks.
Made of Hard Lube-anodized, 6061-T6 aluminum,
Harken Big Boat sheaves feature Torlon® rollers to carry high radial
loads and carbon-black Delrin® balls to support
sideloads and provide UV protection. Select
sheaves based on load-carrying capability.
Installation requires clamping or securing inner race.