REVERSO®, Versatile, lightweight belay/rappel device, for use with one or two rope strands and ability to belay a second climber from the anchor - Petzl Other
![The Complete Climbing Guide to Lowering in Guide Mode featuring the Rock Empire Twin Belay Device. - YouTube The Complete Climbing Guide to Lowering in Guide Mode featuring the Rock Empire Twin Belay Device. - YouTube](https://i.ytimg.com/vi/SMKlkgkmFyU/maxresdefault.jpg)
The Complete Climbing Guide to Lowering in Guide Mode featuring the Rock Empire Twin Belay Device. - YouTube
![How to use a climbing belay device in guide mode including lowering, Black Diamond ATC / DMM Pivot - YouTube How to use a climbing belay device in guide mode including lowering, Black Diamond ATC / DMM Pivot - YouTube](https://i.ytimg.com/vi/2ZYWfcYRL9s/maxresdefault.jpg)