Aluminum carabiner with 3 movements Auto Block sleeve and Keylock system. Its special shape allows a large aperture (less than 26 mm!) and excellent grip. The Auto Block sleeve makes it suitable for professional use. Normally used on lanyards for progression and positioning. Key Features: - Improved opening and capabilities thanks to the D-shaped bent - Keylock system - High quality product completely developed and manufactured in Italy - Tested piece by piece