Perfect for small holes and fissures - the Rock Empire Abalak Set! These stoppers come in a set of six different sizes, which will cover structures up to a max of 63.5mm. Thanks to their special shape, they're an excellent choice for when your other nuts fail, namely in fissures with horizontally or vertically parallel sides. The aluminium makes them extremely light, and the steel cable allows for extensions. Perfect for those weird rocks - the Rock Empire Abalak Set!