Originally Posted by Trbo323

it holds the hopper onto the marker, iv heard the stock one is junk, also since you are already getting a new hopper and barrel you may want to concider just putting together your own package, heres my resoning though, usually those packages get you a decent marker but then everything else is sub-par, im guessing it comes with 12 or 16 oz co2 tank, but you can get a 20oz tank for a few bucks more that either of those, also the mask, get a good mask, thats the best thing you can invest in, preferably one with a thermal lense not a anti fog coating or something like that, thermal lense or double lense (they are the same thing) that way it wont fog the anti fog coatings iv never seen good things from