How to Hit High One Handed Backhand Winners From the Baseline Almost every player I know with a one handed backhand struggles on high balls and has no idea what to do. The mistake people make is flipping down, slicing, and swinging across. The key to hitting a high one handed backhand is that the primary muscle being used is the infraspinatus muscle while keeping a neutral wrist. Apply this and work on strengthening your infraspinatus at the gym and you'll be able to hit effortless winners with