Elbows flare wide during the extension
Long head loses its optimal angle; elbows should stay beside the ears.
Overactive muscles
Pec majorAnterior deltoid
Corrective work
Foam RollPectorals↗StretchDoorway pec stretch↗Long head loses its optimal angle; elbows should stay beside the ears.
The rope is chosen for the ability to externally rotate and flare at the top; not doing so wastes the advantage.