Lewmar 30mm Synchro Control Block 8mm – Pivoting Exit Block


Ideal for use with hand-held loads, Lewmar’s Control Blocks feature lightweight, performance loadbearing capacity.

RRP: £55


Out of stock

SKU: JS310720200930 Category: Tags: , , , , , , , , ,


MRT (Metal Replacement Technology) and a stainless steel central race and balls provide a weight advantage, while Long Fibre Technology offers exceptional strength and durability. The open design allows sand and salt to be flushed out easily, keeping maintenance simple.


  • Lightweight
  • Very High Strength
  • Impact Resistant
  • Reduced Friction
  • Easy Maintenance
  • Optimised for hand control


Ball bearing blocks are typically used for medium and dynamic loads in:

  • Control line applications
  • Mainsheets for dinghies and keelboats
  • Spinnaker sheets, barber haulers
  • Genoa sheets
  • Dinghy applications
  • Sheave Diameter: 30mm
  • Max Line Diameter 8mm
  • Working Load Limit: 200kg (440lbs)
  • Weight: 80g (2.82oz)

Additional information

Weight .09 kg
Dimensions 8.5 × 7 × 5 cm




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