API dust cap is fit for API valve, can be used as secondary seal.
API dust cap is designed to can be operate by one hand, is very easy.It can not only make sure the seal,but also maintain the pressure.
It has the feature of light and solid.
Body: casting AL alloy
Handle: SS or brass
Light casting AL structure,long service life,can protect the surface of lift valve
Operate easy,can be used by one hand
Fit the API 1004,the locker is hard to open
-20 to 70 ℃