The 15-piece complete unit cobra 2t contains sufficient material for 5 dynamic breakages. Only scissors are required for installation (sold separately). According to ZTV Baumpflege, cobra 2t is suitable as a dynamic breakage protection of branches / stemmed rings with a diameter up to 40 cm. The required minimum system breaking load of 2 t is guaranteed for a full 12 years.Without a shock absorber, cobra 2t according to ZTV Baumpflege can also be used as a support / retention device for branches / logs with a diameter of up to 30 cm.Kit Contents 100m of Cobra Rope – 2t 30 x Endcap – 2t 14 x Expansion Insert Small (60cm) 10 x Expansion Insert Medium (80cm) 6 x Expansion Insert Large (100cm) 20m of Anti-Abrasion Hose 15 x Shock-Absorber 1 x Mini-Blow torch 1x Manual