Description
Harken Zircon 57mm Single Block-Bracket – 2196
Zircon blocks feature industrial ceramic (Zirconia) ball bearings mounted in caged races for ultra-smooth performance
Caged bearings prevent bunching and contact, delivering a very free-running block with minimal friction
Bearings are over 700% stronger in compression than stainless steel bearings of the same size
Resistant to deformation when used within recommended load limits
Absorb less energy before rolling, improving efficiency and line handling
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