Patent ID: 8597135

Claim:
A golf club, comprising: a golf club head having an interior chamber configured to receive an insertable shaft adapter, the interior chamber that includes a rotation inhibiting structure; a shaft adapter comprising an axial direction change region, the shaft adapter further having an upper end and a lower end, wherein the upper end is configured to engage a golf club shaft, wherein the lower end comprises a rotation inhibiting structure configured to engage or mate with at least a portion of the outer perimeter of the rotation inhibiting structure of the golf club head to prevent rotation of the shaft adapter in relation to the club head, wherein the shaft adapter is able to be fit within the interior chamber of the golf club head at a plurality of different configurations, wherein a first configuration of the shaft adapter with respect to the golf club head provides different club characteristics than a second configuration of the shaft adapter with respect to the golf club head; a shaft retainer having an inner perimeter and an outer perimeter, wherein the inner perimeter is configured to slide axially over the upper end of the shaft adapter; and a spacer element surrounding a portion of the shaft retainer and extending in an axial direction, wherein the spacer element is located between the shaft retainer and an exterior portion of the golf club head.