Arco, Italy - February 21, 2020: Mammut Bionic Alpine Belay device, side and top view. Based on the tube principle, it can be used with two ropes in t Stock Photo - Alamy
UKC Gear - REVIEW: Belay Devices
Système d'Assurage Grimpe Mammut Bionic Alpine Belay Bleu Mixtes pas cher de chez Mammut sur crazyprices.ch