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Lewmar - Synchro blocks (single + fiddle)

Lewmar - Synchro blocks (single + fiddle)
 Lewmar - Synchro blocks (single + fiddle)Lewmar - Synchro blocks (single + fiddle) 


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

Each component is perfectly synchronised 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.

Price:  £31.99
RRP:  £34.28
Save:  £2.29
(Inc. VAT @ 20%)

Article Number:  29926031BK

  (1 Review)


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

Typical uses

  • Halyard tuning
  • Mainsheet traveller systems
  • Mast foot blocks
  • Mast head blocks
  • Boom vang
Synchro blocks - Single fiddle
Sheave Working load Lines Shackle pin Weight
50mmØ 450kg 6mmØ (optimum)
10mmØ (maximum)
4mmØ 94g
60mmØ 800kg 8mmØ (optimum)
10mmØ (maximum)
5mmØ 156g
72mmØ 1,100kg 10mmØ (optimum)
12mmØ (maximum)
6mmØ 250g
90mmØ 2,000kg 2mmØ (optimum)
14mmØ (maximum)
9.8mmØ 544g
Average Rating (1 Review):  
Write a Review and share your opinions!

Near prefect
Saturday, 26 December 2015  | 

Good products, good communication and good service from this company. Shame we had a deadline for returning to our boat and so could not wait for one item that was out of stock.

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