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

B21-MX

CRANK MATERIAL:FORGED ALLOY-6061-T6

CRANK LENGTH:170MM

CHAINRING:42/32/22T

OUTER CHAINRING:STEEL "BLACK"PAINTED

CENTRE CHAINRING:STEEL "BLACK"PAINTED

INNER CHAINRING:STEEL "BLACK"PAINTED

COMPATIBILITY:8S

PCD:104/64MM

CHAINLINE:47.5MM

B.B.Axie:110.5MM(22-68-20.5R)

CHAINGUARD:G4XE42

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CRANK MATERIAL:FORGED ALLOY-6061-T6

CRANK LENGTH:170MM

CHAINRING:42/32/22T

OUTER CHAINRING:STEEL "BLACK"PAINTED

CENTRE CHAINRING:STEEL "BLACK"PAINTED

INNER CHAINRING:STEEL "BLACK"PAINTED

COMPATIBILITY:8S

PCD:104/64MM

CHAINLINE:47.5MM

B.B.Axie:110.5MM(22-68-20.5R)

CHAINGUARD:G4XE42