The Beal Ice Line Unicore is their very lightest double rope. Its extremely low impact force is excellent news for less-than-perfect belay points in ice and on mixed routes. A trump card that no alpinist can ignore.**Strong Points**- The lightness and free-running of twin rope but with the advantages of a double rope.- Really low impact force.**Performance** - Half rope - UIAA - CE- Number of bobbins 32- Weight per metter 39 g- Impact force Laboratory 4.80-4.90 kN- Impact force BEAL Guaranty 4.90 kN- Number of UIAA Falls Laboratory 6-7- Number of UIAA Falls BEAL Guaranty 6- Sheath slippage 0 mm - Extension during the first fall 37 %- Static elongation 11,5 % - Sheath percentage 41% Beal Ice Line Unicore 8.1mm Golden Dry Cover