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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。

B513-MX（O）

CRANK MATERIAL:FORGED ALLOY-6061-T6

CRANK LENGTH:170MM

CHAINRING:42/32/22T

OUTER CHAINRING:100%CNC ALLOY "BLACK"ANODIZED

CENTRE CHAINRING:100%CNC ALLOY "BLACK"ANODIZED

INNER CHAINRING:100%CNC ALLOY "BLACK"ANODIZED

COMPATIBILITY：9S

PCD:104/64MM

CHAINLINE:50MM

B.B.Axie:133.6MM

CRANK MATERIAL:FORGED ALLOY-6061-T6

CRANK LENGTH:170MM

CHAINRING:42/32/22T

OUTER CHAINRING:100%CNC ALLOY "BLACK"ANODIZED

CENTRE CHAINRING:100%CNC ALLOY "BLACK"ANODIZED

INNER CHAINRING:100%CNC ALLOY "BLACK"ANODIZED

COMPATIBILITY：9S

PCD:104/64MM

CHAINLINE:50MM

B.B.Axie:133.6MM

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