Compatibility: Works best with G&G brand AEGs and fits any standard Marui style M4 AEG

It is recommended to swap out punctured CO2 cartridges and leave an un-punctured cartridge inside the Byrna HD to avoid any compressed air loss

The PPQ or P99 Q is another great gun in the vault

Ammunition Type: 6mm plastic Airsoft BB’sAmmunition Capacity: 50 rounds

G&G CMF-16K AEG AIRSOFT RIFLE BYRNA Compatibility: Works best with G&GManufacturer: G&G Model: CMF 16K Muzzle Velocity: 370 400 FPS Magazine Capacity: 450 rds Blowback Action: Non Blowback Color: Black Package Includes: Gun, Magazine Caliber: 6 mm (. 24 cal) Power Source: Electric Shooting Mode: Semi Auto Full Auto Battery and charger are sold separately