Chainwheel & Crank Specifications: Teeth: 28/38/48T for city bike and road bike

Chainwheel & Crank

with the chainwheel plastic cover.

Specifications:

1) Teeth: 28-48T2) Material:steel3) Crank: 165-175mm4) with cotter pin or cotterless.

5)Finish:CP or ED.

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2013 bicycle chainwheel crank