No Fur Weight: 480 g; Materials: aluminum, stainless steel, polyamide Certification (s): CE EN 12278, NFPA 1983 General Use Pulley, UIAA Rope diameter min .: 7 mm; Rope diameter max .: 13 mm Type of pulley: sealed ball bearings; Sheave diameter: 38 mm maximum usage load: 8 kN (3 kN per head); Breaking load: 36 kN; Yield: 95%