Bay 1: GC3 - best for hitting the range or playing a round with your friends. This bay does not support groups with right and left-handed players. 

Bay 2: GCHawk - best for groups with righties and lefties. This bay can also give you detailed clubhead data if you want to practice and improve your game more knowledgeably.

Bay 3: GCQuad - best for hitting the range or playing a round with friends. This bay does not support groups with right and left-handed players. This bay also gives you detailed clubhead data if you want it. 

See the detailed clubhead data example below: