Alpine Savvy - Fix one strand to descend with a Grigri . See 350+ more tips like this at alpinesavvy.com . If you have a Grigri or similar auto locking belay device,
Retrievable Rappel with a GriGri — No Thrills
Biner Blocks, Pull Cords, and All That Stuff Tom Jones
Biner Blocks, Pull Cords, and All That Stuff Tom Jones
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Climbing tips: Biner Rope Block (single strand rappel then retrieve with a pull cord)) - YouTube
Canyoneering 101 - Knot Block | The Dye Clan
Biner Blocks and Pull Cord Techniques for Backcountry Canyoneering
The extended rappel, explained — Alpine Savvy
Biner Blocks and Pull Cord Techniques for Backcountry Canyoneering
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What's going on in this single-line rappel diagram?
Biner Blocks and Pull Cord Techniques for Backcountry Canyoneering