At least one port of the valve connector has a collar.
阀门连接器的至少一个端口具有套环。
2
Do not remove collar bushing with valve under pressure.
在阀门处于压力负载下，不需要拆卸轴环衬套。
3
Therefore, our valve spilt collar can meet the requirements of engines not only in use performance, but also in smooth and bright appearance, as perfect as the imports.