... sternpost system, such as rudder blade, quill shaft,anvil stand,support roller,cast steel joints for bridge,gear,integrated chassis,steel bracket ... so on. We can provide OEM Service for large cement equipment steel castings, marine casting products and so on, ... quill shaft,anvil stand,support roller,cast steel joints for bridge,gear,integrated chassis,steel bracket,rudder pintle, sternpost, chain wheel ...