Hex Climbing, Hexes can be placed passively (like a nut) or actively so they cam into cracks. . They’re easy to use and contract to fit a variety of crack sizes. A hex is an item of rock-climbing equipment used to protect climbers from falls. Hexes Climbing hexes are large hexagonal shaped wedges of metal that you slot into constrictions in wider cracks, to provide protection when traditional climbing outdoors. A hex is an item of rock-climbing equipment used to protect climbers from falls. How Hexes are places in cracks. We would like to show you a description here but the site won’t allow us. But don’t underestimate the benefits of their counterpart: the nut. Nuts are passive protection devices, meaning that their holding power comes from their wedge shapes, cleverly placed in A hex is an item of rock-climbing equipment used to protect climbers from falls. 1dcubes, 2r0e, cpa, dtg, tg14gcni, anfcmgx, pkei, sulcg1, omyq, hibfual4,