发明授权
US06364788B1 Weighting system for a golf club head 有权
高尔夫球杆头的加权系统

Weighting system for a golf club head
摘要:
A golf club head has a weight compartment within a hollow interior, and a weight member that is injected into the weight compartment subsequent to formation of the body of the golf club head. The preferred weight member is bismuth. The golf club head has a body that has a volume between 140 cubic centimeters and 350 cubic centimeters. The body of the golf club head weighs between 140 grams and 215 grams.
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