Outdoor_ar ARUNNERS 25KN Heavy Duty Rock Climbing Carabiner and Protection Wall Anchor Heavy Duty - weight 170g with high-strength Stainless Alloy Steel. Major Axis Strength is 25KN / 5600LBS. Length: 10.8cm/4.3in, Width: 6cm/2.4in, Lock Diameter: 1cm/0.4in. Professional Carabiner for Rock and Ice Climbing, Rappelling, Working Aloft, Protection Anchor, Swing Hanger etc. CAUTION: BE TRAINED BEFORE USE IT IN CLIMBING, RAPPELLING, WORKING ALOFT.