Lewmar 40mm Triple Rigging Block 29901423


Ideal for use with hand-held loads, the Lewmar Control Block features lightweight, performance load-bearing capacity. 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 standard salt to be flushed out easily, keeping maintenance simple.

RRP £90


Out of stock

SKU: JS290720201200 Category: Tags: , , , , , , ,



  • Lightweight
  • Very high strength
  • Impact resistant
  • Reduced friction
  • Easy maintenance
  • Optimised for hand control


  • Control line applications
  • Mainsail sheets for dinghies and keelboats
  • Spinnaker sheets, barber haulers
  • Genoa sheets
  • Dinghy applications

Sheave diameter: 40mm

Working Load Limit: 720kg

Max Line diameter: 10mm

Shackle post diameter: 11.5mm

Max pin diameter: 5mm

Additional information

Weight .2 kg
Dimensions 9 × 6 × 4 cm




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