Harken 57 mm Zircon Performance Block
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Harken 57 mm Zircon Performance Block is available to special order.
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Harken 57 mm Zircon Performance Block
Description
Description
Upgrade your sailing experience with the Harken 57 mm Zircon Performance Block, engineered for ultimate efficiency and durability. Designed to instantly adjust sail shape to shifting conditions, this block features industrial-grade ceramic ball bearings within caged races. The advanced cage system ensures smooth operation by preventing bearing contact, reducing friction, and optimizing load distribution. Ideal for high-performance dinghies and small keelboats, this is Harken’s most efficient small boat block yet. Available in multiple sizes and configurations to suit various rigging needs.
Key Features:
Size: 57 mm sheave for superior load handling
Material: Industrial ceramic ball bearings for smooth, low-friction performance
Design: Caged bearing system prevents jamming and enhances durability
Efficiency: Reduces resistance for optimized trimming in changing conditions
Versatility: Available in single and double configurations, with or without beckets
Ideal for: Dinghies, small keelboats, and performance sailing setups
Durability: Corrosion-resistant materials for long-lasting use in marine environments
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