I'm not a bench beast, so take my suggestions as you will...
Keep your elbows stable using your lats as you squeeze up, as they start drawing circles as you fatigue (squeeze those elbows in, as such). I know, because I do this.
Keep your elbows stable using your lats as you squeeze up, as they start drawing circles as you fatigue (squeeze those elbows in, as such). I know, because I do this.
