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The lightest and thinnest single rope on the market weighing in at only 48g/m

The lightest single rope

With its weight of 48 grams per meter, the OPERA 8.5 is the lightest and thinnest single rope on the market. The first to weigh less than 50 grams. A true concentrate of all BÉAL's know-how, it combines several technological innovations to offer a resistant rope that is both ultra-light and ultra-fluid. With its low impact force, OPERA 8.5 is a rope designed for the most demanding climbers, while remaining versatile. In fact, it is also certified as a double and twin rope.

UNICORE technology

The OPERA 8.5 rope is not only ultra-light and ultra-fluid. It incorporates UNICORE technology for greater strength by making the core and sheath of the rope integral.


  • Diameter8.5mm
  • RangeIntensive line
  • MaterialPolyamide
  • Low impact force7,4 kN
  • Sport Productsyes
  • Sheath materialPolyamide (PA)
  • Rope corePolyamide (PA)
  • Sheath slippage0 mm
  • FamilyOpera 8.5mm Dry Cover
  • Single ropeyes
  • Double ropeyes
  • Twin ropeyes
  • Dynamic elongation37 %
  • Static elongation8,4 %
  • Percentage of sheath39%
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