| 摘要 |
A supporting frame for mounting a seat device on a bicycle seat post includes a frame body and a connecting piece. The frame body is made of a fiber-reinforced plastic material, and has a stem portion, and two support arms branching from the stem portion. The connecting piece is made of metal, and is connected between the support arms. The connecting piece includes two wing plates insert-molded with the support arms, and a through hole formed between the wing plates.
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