This filling adaptor replaces the one on the gun with a more reliable type which uses the standard snap on Forster/Foster connector here

The original end of hose connector will no longer work with this new fill valve adaptor.

Suitable for:
Kral Dazzle / Hi Cap
Kral Empire X
Kral Knight
Kral Mortal
Kral NP500
Kral Puncher 500