Carbon steel carabiner with Auto Block sleeve. The X-Large is designed to offer a wide gate opening and a high tensile strength. The particular D shape prevents the rotation of the carabiner and allows to distribute the load along the major axis. Equipped with Keylock system that prevents any snagging on the rope and in the bolts. Fitted with Auto Block sleeve, easy to open even wearing gloves. 3 movements sleeve: to open the connector it is necessary to lift the sleeve, turn it and then pull the gate. Special burnished finishing that allows a greater visibility of the laser marking. High quality product completely developed and produced in Italy. Tested piece by piece.