Nylon Webbing, red DF 5:1

As the word indicates, this sling is used to lift transformer into place. The elastic strap prevents that the sling eyes to slip out of the lifting points while rigged.
There are many more variations of this basic design available. Please indicate your preferences.

Double Ply Nylon
  Transformer Lifting Sling Nylon Webbing
   
Stock Code No. Web Width inch WLL lbs 60° Standard Endless Loop or Flexible Link dimension inch Standard Leg Length inches Spread when used @ 60° horizontal
TS2-602-N-18 1-3/4 2,800 3 18 18
TS2-602-N-20 1-3/4 2,800 3 20 20
TS2-602-N-24 1-3/4 2,800 3 24 24
TS2-602-N-28 1-3/4 2,800 3 28 28
TS2-602-N-32 1-3/4 2,800 3 32 32
TS2-602-N-36 1-3/4 2,800 3 36 36