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蘭溪市馳航機(jī)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(yàn)。

【全國(guó)】城市切換 移動(dòng)版

R21-XD2

CRANK MATERIAL:FORGED ALLOY-6061-T6

CRANK LENGTH:170MM

CHAINRING:53/42/30T

OUTER CHAINRING:STEEL "SILVER"PAINTED

CENTER CHAINRING:STEEL "SILVER"PAINTED

INNER CHAINRING:STEEL "SILVER"PAINTED

COMPATIBILITY：9S/8S

PCD:110/74MM

CHAINLINE:45MM

B.B.Axie:110MM(21-68-21R)

CRANK MATERIAL:FORGED ALLOY-6061-T6

CRANK LENGTH:170MM

CHAINRING:53/42/30T

OUTER CHAINRING:STEEL "SILVER"PAINTED

CENTER CHAINRING:STEEL "SILVER"PAINTED

INNER CHAINRING:STEEL "SILVER"PAINTED

COMPATIBILITY：9S/8S

PCD:110/74MM

CHAINLINE:45MM

B.B.Axie:110MM(21-68-21R)

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