Petzl 11mm Alloy Am'D Large D Pattern Screwgate Karabiner, 21mm gate opening. Weight 76g. EN362 & EN12275 type B. Gate closed 28kN MBL major axis. Outside dimensions: Length 110mm x Width 60mm. Gunmetal coloured anodised finish. Individual serialisation. The red indicator provides a visual warning when the karabiner is not locked.