Patent ID: 8142306

Claim:
A golf club comprising: a shaft connected to a shaft insert, the shaft insert comprising at least one tooth that spans lengthwise and radially across the diameter of the shaft insert at a terminal end of the shaft; a hosel sleeve, having a ferrule, attached to the shaft at a predetermined distance from the at least one tooth; a club head comprising at least one tooth groove and a thread, wherein the tooth groove is spaced from the threads in a direction away from a sole of the head, and the tooth groove is sized and dimensioned to engage the at least one tooth; and wherein when the tooth is engaged to the tooth groove, the hosel sleeve pushes against the club head to removably attach the shaft to the club head, and wherein both the tooth and the tooth groove are symmetrical lengthwise along the tooth and the tooth groove, creating only two interchangeable orientations between the club head and the shaft that are 180° from one another.