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Harken 16mm Single Block - 404

Sale: £15.46
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The 16 mm is the smallest block by Harken and is ideally suited for small control lines found on high-tech dinghies. Uses tainless steel balls in a captive grooved race and has a 113 kg maximum working load. 16mm sheave perfect for use with 5mm line. The 404 comprises an O ring designed to hold the line in the sheave when loading intermittantly.

  • lightweight
  • very compact
  • low friction
  • stainless steel ball bearings run in a captive grooved race
  • very high maximum working load in comparison to size

Ideally suited for dinghy control lines, big boat leech lines, downhauls, traveler controls, outhauls, cunninghams and halyards.


  • Sheave diameter: 16mm
  • Length: 29mm
  • Weight: 10g
  • Maximum line diameter: 5mm
  • Maximum working load: 113kg
  • Breaking load: 554kg
  • Model: 16mm Single Block
  • Manufactured by: Harken

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