Not the most recommendable pro tips, but this is one way to save your slack session if you left your lockers home. Today’s pro is Mac Gyver and you can copy his skills if you have two pieces of gear like on picture below : carabiner, oval or delta quicklinks, shackles.

You’ll see below the mix that can do the job. It’s naturally to be use if you have no other solution in hands because the webbing is not working perfectly. However it’s very usefull when you want to leave a short slackline on campsite and don’t want to use 2 lockers. It’s the Camp 4 dirtbag technic !