Black Diamond Mini Pearabiner Screwgate Large rope-bearing surface Keylock nose prevents snagging Sleeve locks on biner's gate (not nose) and won't freeze up when loaded Screwgate sleeve Weight : 69 g (2.4 oz), Closed Gate Strength : 24 kN (5395 lbf), Open Gate Strength : 8 kN (1798 lbf), Minor Axis Strength : 7 kN (1574 lbf) and Gate Opening : 20 mm (0.79 in)