Description
Harken Zircon 57mm Double Block-Bracket – 2198
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
Reviews
There are no reviews yet.