| 摘要 |
The present invention provides golf club heads exhibiting a relatively high moment of inertia. In certain embodiments, the present invention relates to golf putter heads comprising an aluminum inner core, which is capable of absorbing vibration, and an outer shell formed of another material, which is more dense and comprises less volume than the aluminum inner core. The material forming the outer shell may be polyurethane or nylon containing metallic powder.
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