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    蘭溪市馳航機械股份有限公司主要生產(chǎn)鋁合金鍛件,擁有多年的鋁合金制品鍛造加工經(jīng)驗。

    GB-YD(O)

    CRANK MATERIAL:FORGED ALLOY-6061-T6

    CRANK LENGTH:170MM

    CHAINRING:42T,45T,47T,48T

    CENTRE MATERIAL:8MM 7075-T6

    PCD:130MM

    CHAINLINE:42MM

    B.B.Axie:127.8MM

    CRANK MATERIAL:FORGED ALLOY-6061-T6

    CRANK LENGTH:170MM

    CHAINRING:42T,45T,47T,48T

    CENTRE MATERIAL:8MM 7075-T6

    PCD:130MM

    CHAINLINE:42MM

    B.B.Axie:127.8MM