Dyneema Racing® - 4mm

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High performance cores delivered with Dyneema® fibre protected with a polyester jacket. Available from stock in a large variety of colours.

With a core choice of SK78, our racing Dyneema® rope range provides the premium performance required for high end race craft. Up-graded strength, reduced stretch from pre-stretched core ropes, with low weight all adds to its durability. With the Elite range accompanying these ropes, our racing Dyneema® halyards are the ONLY choice for performance yachts and dinghies.

Data Table
Diameter (mm)Weight (kg/100)Breaking Strain (kg)
 8 4.3 3.200
10 5.7 4.650
12 8.3 5.920
14 10.8 8.800
16 13.8 11.600
18 19.8 14.900


24 53.0 23.500
Technical Information
Construction 12 strand 16 plait
Material Dyneema® Polyester
Specific gravity 0.97 1.38
Resistance to acid Yes Yes
Resistance to alkali Yes Yes
Resistance to UV Yes Yes
Resistance to heat ^150 C ^230 C
Extension at 50% 1.5%
Extension at break 3.5%
Features and Benefits
  • Dyneema® SK78 core
  • 100% colour coded polyester jacket
  • Pre-stretched and heat set
  • Max tenacity with minimal extension & creep
  • Longevity and high performance
  • Designed to spice easily 
Typical Applications
  • Racing halyards
  • Dinghy sheets
  • Dinghy control lines