Patent ID: 8419562

Claim:
An apparatus, comprising: a weighted structure comprising a top, a bottom, a sidewall, a central hole extending from said top to said bottom, a void having an angular shape and extending from said top to said bottom in said sidewall, a first curved cavity disposed in said top, and a second curved cavity disposed in said bottom, said central hole being configured to accept a shaft of a golf club, said void being configured to enable a length of said shaft to pass through said sidewall into said central hole; a compressible material being joined to a wall of said central hole to contact said shaft; a clasp comprising a surface being configured to cover said void, a face extending into said void, a first curved leg being configured to move within said first curved cavity, a second curved leg being configured to move within said second curved cavity, a first protrusion being disposed on said face to mate with a first end portion of said first curved cavity and a second protrusion disposed on said face to mate with a second end portion of said second curved cavity, said clasp being operable to rotate about said sidewall to close said void and retain said shaft within said central hole; a first spring mechanism being disposed in said first curved cavity and being joined to said weighted structure and said first curved leg, said first spring mechanism being configured to be operable to urge said clasp to close said void; and a second spring mechanism being disposed in said second curved cavity and being joined to said weighted structure and said second curved leg, said second spring mechanism being configured to be operable to urge said clasp to close said void.