12g Co2 Capsule [Umarex]

A consistent pressure airsoft green gas.
A special blend of C3H8 and silicon oil for improved consistency and to help preserve your air seals.
This green gas also went thru the 3X the odor removal process to prevent the smell commonly found on other airsoft green gas.

Smart Gas™ is a product made from highest quality ingredients, designed for gas-powered airsoft guns. It is the result of close cooperation of the trusted manufacturer with airsoft players whose comments and remarks have helped to create a mixture suitable for the most demanding customer.

The whole new powerup gas with a pressure 14kg offers a stable pressure and speeds up the moving of the slide. Even in cold days, you can enjoy enough power for playing BB guns in most area.
None lubreicant, no oil will be left, good for the players who enjoy cleaning and mataining the guns by themselves.
The proper pressure is safe for most of the guns which are applying to 12kg gas.

The gas designed to gas guns.
This gas contains a silicone oil additive, this lubricant helps to maintain and lubricate the rubber seals and internals of your replica. 

Pro Tech Green Gas can be used to power all Airsoft guns without the risk of damage, thanks to its optimally leveled pressure. 
It also contains silicone oil which protects and lubricates elements of your gun.
It is great choice for all replicas with BlowBack system.

Smart Gas™ is a product made from highest quality ingredients, designed for gas-powered airsoft guns. It is the result of close cooperation of the trusted manufacturer with airsoft players whose comments and remarks have helped to create a mixture suitable for the most demanding customer.