Large capacity lightweight asymmetric carabiner The WILLIAM lightweight, asymmetric carabiner is made of aluminum. It has a practical pear shape for easily connecting multiple elements. Its fluid interior design and the Keylock system facilitate handling. The WILLIAM carabiner is available in three locking systems: automatic TRIACT-LOCK and BALL-LOCK systems and manual SCREW-LOCK system. WILLIAM can be combined with the CAPTIV bar to promote the biasing of the carabiner along the major axis, limit the risk of overturning and secure it to the device.