Ninja Scuba Fill Station - Everything you need to fill your HPA tank using a scuba tank (not included).
Ninja Microbore Fill Whip
NINJA Mini Fill Station CO2 - Fill your own CO2 tanks. Requires a large CO2 cylinder which you can rent from a welding or gas supply shop.
Ninja M10 Fill Station with Muffler
Ninja HPA Fill Station - Fill your own HPA tanks with this fill station. Requires a large nitrogen tank that you can rent from a welding supply, etc