Zircon Block – Triple Sheave 57 mm
The Zircon triple sheave block is engineered for heavy-duty setups. Featuring 57 mm ceramic bearing sheaves, it supports ropes up to 10 mm and manages workloads of up to 450 kg. Built with a focus on durability and efficiency, it delivers smooth operation in demanding conditions.
Features of the Harken Zircon Series:
• Lightweight and efficient design for competitive sailing
• Zirconium ceramic bearings reduce drag and increase strength
• Durable materials ensure reliability
• Smooth operation with minimal resistance
Technical Details:
• Triple 57 mm sheaves
• Maximum rope diameter: 10 mm
• Maximum workload: 450 kg
