Brake disc with hub 1) G3000 standard 2) Guaranteed quality 3) Best price 4) ... .2)Material of gray and ductile cast iron,HT250,QT450-10.3)With good performance,high accuracy and stable quality.4 ... , development and production of automobile casting such as brake disc, hub wheel, pulley, crankshaft and exhaust pipe, which have been sold ... products,pls feel free to contact me. Brake disc with hub