Our hinged club line is the signature of our company. Since the late 1980's we have been the leader in creating training products that give you immediate feedback. The hinged club will let you know when you are swinging incorrectly by breaking down at the point where there is a flaw in the swing. Likewise the hinge will stay in alignment with the shaft if the club is swung correctly and you will be able to hit the balls with ease. Endorsed by Mark O'Meara,...