This is the expansion chamber only, and does not include any fittings

* No freeze thermal expansion chamber uses fins to bring heat from outside to change the ambient temperature of the gas resulting in a gaseous form of co2.     This design allows you to use an expansion chamber that is significantly smaller than before. 

Male ASA= Standard tank threads

Female 1/8"= Standard bottomline threads

(No fittings included)

Item # XCCF