HK Army 48ci / 3000psi Aluminum Tank w/ Regulator VFC 416D We recommend using the E4

We recommend using the E4 Cube or iMAX chargers for best results

Slight angle without significant bulk adds just the right amount of relief to the wrist without substantially increasing the girth of the handguard

36 Cubic Inch Lite-Weight Carbon Fiber Bottle w/ 4500 psi Capacity

Because nobody wants dirty or wet BBs

HK Army 48ci / 3000psi Aluminum Tank w/ Regulator VFC 416D We recommend using the E4HK Army aluminum tanks are a great alternative to carbon fiber systems. The aluminum tanks come with the standard High Pressure compressed air regulator set to the standard output pressure of 800psi. Details: Aluminum Tank 48ci 3000psi Output Pressure 800psi Fill Level Gauge