The Crux. Just the word makes emotions spin, adrenaline flood, focus deepen. The Crux, that place of ultimate testing. When legs shake and muscles scream and you have to commit all; every bit of yourself in that moment, focused, honed, unerring. You don't want to have to think of what happens ifï¿½. That's why the Mammut Infinity 9.5mm Dynamic climbing rope is there. So you don't have to doubt, you just have to climb. Whether doing a speed Alpine ascent, knocking around red points, or climbing a long trad, this rope brings durable protection to any playground where weight is an issue. A COATINGfinish™ gives this dynamic rope great handling properties while guarding against the ravages of dirt, wet, and wear. This is a rope with balanced, proven performance, from a trusted name. Go ahead, push yourself, this rope can take it.