Lanxi Chihang Machinery Co., Ltd. was established in 2011, and it mainly produces forged aluminum cranks and related forged bicycle components.

R31B-XD2W

CRANK MATERIAL:FORGED ALLOY-6061-T6

CRANK LENGTH:170MM

CHAINRING:53/39T

OUTER CHAINRING:CNC ALLOY "HBK"ANODIZED

INNER CHAINRING:CNC ALLOY "HBK"ANODIZED

COMPATIBILITY:9S

PCD:110MM

CHAINLINE:47.5MM

B.B.Axie:113MM(23-68-22R)

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CRANK MATERIAL:FORGED ALLOY-6061-T6

CRANK LENGTH:170MM

CHAINRING:53/39T

OUTER CHAINRING:CNC ALLOY "HBK"ANODIZED

INNER CHAINRING:CNC ALLOY "HBK"ANODIZED

COMPATIBILITY:9S

PCD:110MM

CHAINLINE:47.5MM

B.B.Axie:113MM(23-68-22R)