HARKEN 57 mm Single Zircon Block

The HARKEN 57 mm Single Zircon Block is a quality deck block designed for use on boats and other marine equipment. This block features a single sheave made of high-strength material, providing smooth and efficient operation for various rigging and line handling tasks. The Zircon sheave is specially designed to reduce friction and wear, ensuring long-lasting performance even in tough marine conditions. With a maximum line diameter of 12 mm, this block is perfect for use on medium-sized sailboats and other vessels. The HARKEN 57 mm Single Zircon Block is a reliable and durable choice for any deck equipment setup, providing sailors and boaters with the precision and control they need for smooth sailing.