High strength forged aluminum alloy carabiner. The only aluminum carabiner that currently meets the new ANSI Z359.12-2009 side load gate strength requirements. Unique patented three stage autolocking gate mechanism allows for 3600 lbf. (16kN) side load gate strength. Gate open strength 2000 lbf. (9kN). Manufactured in Wales by DMM Ltd. Meets ANSI Z133.1-2007 and ANSI Z359.1-2007.