Fox Airsoft caters to Law Enforcement Organisations looking for alternative weapons. One of these is the T4E training gun from Umarex... "At Fox Airsoft, we offer training weapons which include not only airsoft but other training systems as an alternative to Simmunitions. Our knowledge and background sets us apart and allows us to understand your needs. The T4E line from Umarex is the premium choice for training weapons. They can utilize either .43 caliber paintball or rubber ball ammo. These guns are powered by CO2 cartridges and provide good recoil and realistic function This is a great alternative to Simmunition."