The Alpine ATC-Guide Belay Device by Black Diamond is a versatile and reliable tool for climbers. Designed for both belaying and rappelling, this device is known for its lightweight and compact form, weighing only 73 grams.
Optimized for ropes between 8.1 and 8.5 millimeters, it also accommodates ropes from 6.9 to 9mm, making it adaptable for various climbing scenarios. The device features multiple friction modes and an auto-block release hole for enhanced safety and efficiency.