Lewmar 90mm Synchro Block Single, 4400lb WLL

Engineered for superior handling and efficiency, the Lewmar 90mm Synchro Block Single is designed to provide smoother power transfer and reduced friction for your sailing systems. Featuring scientifically optimized block geometry, a free-spin bearing, and a self-aligning head, this block can increase efficiency by up to 40% over standard blocks on mainsheet systems, leading to an easier, smoother transfer of power from deck to sail and less wear on your rope. Trust in Lewmar's legacy of unmatched quality and engineering excellence since 1946. Upgrade your sailing performance today.

• High Working Load Limit (WLL) of 4400lb (2000kg): Ensures robust performance and reliable handling for demanding mainsheet and vang systems.
• Maximum Line Size of 0.55" (14mm): Accommodates common rigging lines while minimizing rope wear for extended component life.
• Durable Stainless Steel Strap: Provides improved strength and longer service life in challenging marine environments.
• Free-Spin Bearing and Self-Aligning Head: Significantly reduces friction and boosts efficiency by up to 40%, optimizing power transfer.
• Tool-Free Sliding Swivel Locking Mechanism: Allows for easy, versatile rigging adjustments, enabling quick switching between full rotation and fixed positions with 30° of rotational float.
• Stiff Glass Fiber Reinforced Cheeks: Prevents lines from wedging, ensuring smooth and uninterrupted operation.
• Lightweight Design (Approx. 14.57oz / 525g): Optimized for strength without adding excessive weight to your rigging.
• Optimized Block Geometry: Delivers a synchronized movement with the rope for enhanced power transfer and control.

This versatile 90mm Synchro Block is ideal for high stack loads on mainsheet systems, boom vangs, halyards, and masthead blocks, making it an excellent choice for a wide range of sailing vessels.