User Manuals, Instructions and Guides for Metolius products.
Metolius UM2021 Passive Protection Climbing Nuts Instructions
Learn how to use Metolius Passive Protection Climbing Nuts for rock climbing and mountaineering. Follow the instructions for UM2021 Big Nuts, Ultralight Asymmetric Curve Nuts, and Astro Nuts. Remember to match size and shape for a strong placement, and seek professional instruction.