Black Diamond ATC Guide Descender - The most versatile belay device from Black Diamond, the ATC-Guide handles both single and double ropes from 7.7 to 11 mm.
- Enlarged auto-block release hole accepts a small carabiner
- Handles ropes from 7.7 to 11 mm
- Multiple friction modes provide the optimal amount of stopping power when lowering or rappelling
- Now even lighter, thanks to windows machined through the body
- Durable cable holds its shape and resists getting caught between ropes
- Guide mode lets you belay one or two seconding climbers off an anchor