Shuanghao is a leading manufacturer and wholesale supplier of precision-molded plastic bottle caps, catering to industries such as packaging, automotive, food an...

Compared with traditional plastic caps, it has stronger sealing performance, and its iron-pull seal design can well protect the liquid in the engine oil can, bec...

1L 4L 5L Engine oil bottle cap jerry can motor oil spout lids Cap diameter size 38mm ,50mm or custom size