below barrel expansion chamber, and foregrip expansin chamber
20 oz Co2
Rhino Ricochet electric hopper
medium pull bolt spring
Ammount of air
Well not much to say here other than you get alot more air than a 9 oz and a 12 oz but it is heavier than the others. This is a good air system if you want to play longer without having to refill your air multiple times per day.