Lewmar Synchro Block Double With Becket

Lewmar Synchro Block Double With Becket

Product Description

The Lewmar Synchro Block Double With Becket is engineered to deliver optimal speed and efficiency, combining advanced block geometry with a Free-Spin bearing and self-aligning head. This design reduces friction and improves performance by up to 40% over standard blocks, ensuring smoother sailing with less effort.

Its synchronized components guarantee seamless power transmission from deck to sail, effectively reducing rope wear. The block is built with stainless steel straps for durability, while the reinforced glass fiber cheeks prevent lines from getting wedged during use.

The 'Tool-Free' sliding swivel locking mechanism makes it easy to switch between swiveling and fixed shackles with no tools required, providing both versatility and convenience for different configurations. Perfect for heavy loads, it excels in halyard tuning, mainsheet systems, mast foot and head blocks, and boom vangs.

Key Features

• Optimized Block Geometry: Reduces friction by up to 40% over standard blocks.
• Free-Spin Bearing: High-density bearing ensures smooth operation and minimizes rope wear.
• Reinforced Glass Fiber Cheeks: Prevents line wedging for consistent, reliable operation.
• Stainless Steel Straps: Ensures long-lasting strength and durability for demanding loads.
• 'Tool-Free' Sliding Swivel Locking Mechanism: Easily transition between swiveling and fixed shackles.
• Large Sheave Diameter: Helps reduce rope friction for improved efficiency.
• Shackle Post: Compatible with travelers for enhanced versatility in various sailing setups.

Specifications

• Sheave Diameter: Available in 50mm, 60mm, and 72mm diameters
• Optimum Line Size: 6mm to 10mm depending on diameter
• Maximum Line Size: 10mm to 12mm depending on diameter
• Shackle Post Diameter: 7.9mm for compatibility with travelers
• Working Load Limit (SWL): 450kg for 50mm, 800kg for 60mm, and 1100kg for 72mm

Applications

The Lewmar Synchro Block Double With Becket is an ideal solution for various high-load sailing applications:

• Halyard Tuning: Efficiently manages load and sail adjustment during halyard tuning.
• Mainsheet Systems: Perfect for mainsheet systems requiring reliable load distribution and smooth operation.
• Mast Foot Blocks: Provides dependable support for mast foot configurations.
• Mast Head Blocks: Offers consistent performance in mast head applications.
• Boom Vangs: Effectively controls boom tension and shape for optimized sail performance.

Block Types:

Lewmar	Ø mm block	SWL daN	Line size mm	Max. line mm
29925005BK	50	450	6	10
29926005BK	60	800	8	10
29927205BK	72	1100	10	12