CHAIN WHEEL

ZP-A85-A1
CRANK 曲柄 A85-170mm
(Alloy Forged 6061-T6)
CHAIN RING 链轮 34T(steel)
SPIDER 爪 BCD 104/94mm
CHAINLINE 链线 50.5mm
COMPATIBIL ITY 变速兼容 1*11S
B.B.T 中轴 Chrome molybdenum steel

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