Edelrid KAA Haul SystemThe KAA is a versatile mechanical advantage system that can be used for tensioning lines, lifting people during rescues, workplace stabilization, restraint systems (open closed), and controlled lowering. Its strap based construction makes it compact and lightweight. It offers a 4: 1 or 5: 1 lifting ratio with 91% efficiency, depending on orientation. The KAA comes ready for immediate use and includes swivels at each end to prevent twisting. The hand