EASY TO QUICK LOCK – 2 Way locking carabiner, a simple twist the barrel and push against the spring load will open the device. Automatic re-locking when you release the pressure, instantly lock and one hand to open SUPER STRONG – Major axis strength 26kN, Cross-loaded at 7kN, Hot forged construction rated for rocking climbing, hiking, rappelling, rescue etc. SUPER LIGHT– Made from Aerospace Grade Aluminium a type of super light material, 2.78oz easy to carry during climbing or travelling. LARGE OPENING – 0.91" large opening distance, easy to hang on ropes or loops when climbing. LARGE SIZE CARABINER – This large size carabiner is suit for mountain climbing enthusiasts, 4.33” height, 2.87” width (the widest point), 2.16” width (the narrowest point), one hand is easy to put inside to hold it.