Rigging a Descender
Mule hitch round back bar of carabiner followed by a half hitch
Alternative figure 8 tie off
Can be almost imposible to do and un-do when figure 8 is fully loaded. Take a bight of brake rope through the carabiner and tie a mule hitch round the live rope. Picture to follow.
Add aditional friction then bring brake rope accross and pull down between live rope and pyrahna. Can be difficult to do and un-do when pyrahna is fully loaded
Alternative tie off
Add additional friction then bring a bight of brake rope through the carabiner and tie a mule hitch round live rope