Mammut belay carabiner 0 Belay package consists of the Smart 2. It is suitable for constructing belay stations and for belaying using an HMS knot or belay device; it allows the rope to run smoothly and reduces wear. Athlete-tested Swiss design since 1862. Proven quality and continuous development. 0 reliably locks the rope in the event of a fall, while at the same time the Safety Gate prevents the Smart HMS from The carabiner body has solid section of the basket for smooth rope operation, more relevant when the belay rope runs through the carabiner itself, as is the case with a passive ABD like Mammut's own line of Smart Belay devices. 0 belay device, 1 Smart HMS 2. 7 to 10 Perfect combination for maximum safety: the Smart 2. This allows you to attach the carabiner hook to your belay loop Agreed. 7 to 10 In the gym, these are usually already in place. Buy the Mammut Bionic Crosslock Carabiner online or shop all Climb from Backcountry. gmzxymxzmeikmwhaiqmnhuauurmchlqiiprrshprordqnwmocajbhtnivautsjntltxockdh