We are one of the biggest manufacturers of Cylinder Caps, havepassed ISO9001:2000.We are specializing in produce Gas cylinder andNeck rings for many years. Our products as follow:

1.    Cylinder Caps: 3 1/8” (Major Dia: 79.375)/PG80 (Major Dia: 80) /W95 (Major Dia: 95)

2.    Neck rings for gas cylinder: 3 1/8” ThreadForm/ PG80/ W95

3.  Valve protection guards

We also can produce the goods as clients’ requirement.

If you have any interested in our product, pls let me know. Iwill answer u as soon as possible.