Completely assembled, for remote hose systems with mounting brackets, manifold bolt and brass 3/8" hose barb: (limited item purchase, NO manufacturers.)
Double unit accepts: (2) two, 16 gram CO2 and fires them in tandem. Equivalent to 32 grams of power. More cost effective over the long term, as opposed to using one 38 gram in a single unit. Will also accept 2-25 grams or 1-38 gram and 1-16 gram cartridge.