Lewmar 50mm Synchro Block - Single for Smooth Sail Handling

50mm Synchro Block - Single

Lewmar's Synchro Blocks are engineered for speed, efficiency, and superior handling. Using a combination of scientifically optimized block geometry, a Free-Spin bearing, and a self-aligning head to reduce friction and increase efficiency by up to 40%, over budget blocks on mainsheet systems.

Each component is perfectly synchronized with the movement of the rope, providing you with an easier, smoother transfer of power from deck to sail and less wear on your rope.

Features:

• Stainless steel strap for improved strength and longer service life
• Stiff glass fiber reinforced cheeks to prevent lines from wedging
• Innovative design with tool-free sliding swivel locking mechanism

Technical Specifications:

• Working Load Limit - 990lb
• Weight - 2.36oz
• Maximum Line Size - .39" (10mm)

*Sold as an Individual

The Lewmar 50mm Synchro Block is designed for sailors seeking enhanced performance and durability in their mainsheet systems. Crafted with precision, this single block features a stainless steel strap that delivers exceptional strength and extends the product's service life, making it ideal for demanding marine environments. The glass fiber reinforced cheeks provide added stiffness and prevent lines from wedging, ensuring consistent operation even under heavy loads. Its innovative design incorporates a tool-free sliding swivel locking mechanism, allowing for quick adjustments and seamless integration into your rigging setup.

Engineered for speed and efficiency, the Lewmar Synchro Block uses scientifically optimized geometry, a Free-Spin bearing, and a self-aligning head to reduce friction and boost efficiency by up to 40% compared to standard blocks. This results in a smoother transfer of power from deck to sail, reducing strain on your lines and improving overall sailing performance. With a working load limit of 990 pounds and compatibility with line sizes up to 0.39 inches (10mm), this block provides reliable service in various sailing conditions. Its lightweight construction, weighing approximately 2.36 ounces, ensures minimal added weight to your rig without compromising strength or durability.

Whether you're upgrading existing hardware or outfitting a new sailboat, the Lewmar 50mm Synchro Block offers a perfect balance of high-performance features and easy handling, making it a trusted choice for serious sailors. Sold individually, this component simplifies installation and maintenance, helping you maintain peak sailing efficiency with less effort and fewer wear points.

Features:

• Stainless steel strap for improved strength and longer service life

• Glass fiber reinforced cheeks to prevent line wedging

• Tool-free sliding swivel locking mechanism for quick adjustments