| 摘要 |
A tread rod is fastened with a bicycle front fork by a fastening bolt and a nut.The fastening bolt has a threaded shank and a head.The nut is of a hexagonal construction and is provided with an inner threaded hole engageable with the threaded shank of the fastening bolt. The nut is securely located in a hexagonal hole of the inner end of a connection tube which is fastened with the bicycle front fork. The tread rod is fastened with the outer end of the connection tube by the fastening bolt such that the threaded shank of the fastening bolt is engaged with the inner threaded hole of the nut via a center hole of the fastening end of the tread rod and an axial through hole of the connection tube.
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