The ProClimb Triple Lock I-Beamer Lite Big D Carabiner is an essential tool in numerous rigging systems. The I-Beamer Lite Carabiner has a larger gate opening for easier attachment. The keylock nose is designed to help resist shearing forces and achieve high side-loading strength ratings. Well-built and light-weight, this NFPA carabiner comes in your choice of the twist-lock or triple-lock gate for added protection. Its I-beam construction also adds increased strength-to-weight ratio.