... cock, cutout cock, ball core cock, anti-stone cock 3) train,railway ball cock1) material: stainless steel,copper,ron or as ... -ball cock, cutout cock, ball core cock, anti-stone cock3) train, railway, locomotive4) ISO9001:2008 certification5) delivery time:15-25 days6 ... are a manufacturer producing all kinds of auto parts for train,locomotive,railway since 1972, such as ball cock, anti-stone cock ...