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SP80B18/SP80B19-N/S-20/25/28/30/32/35/38/40/42/45/50-链轮80B
链轮SP80B19-N-25 28 30 32 35 38 40 42 45 48 50链条CHE80-130
替换米思米链轮 80B SP80B19-N-S-20-25-28-30-32-38-40-42-45-50
SP80B19-N-25/28//30/32/35/38/40/42/45/50--链轮
链轮SP80B17 SP80B18 SP80B19-N-20 25 28 30 32 38 40 42 45 50
