grip area 2. MP5 fire regulator 3. MP5 silencer when attached 4. blue stripe on mag to somehow indicate that it uses AKS-74U non-standard ammo and a larger capacity mag 5. "heat dispersion system" in several places to enable higher RPM and prevent overheating and stalling 6. engraved cyrillic letter "F" to indicate alleged Fang's ownership of the gun 7. "repaired" and upgraded handgrip with less slick and more shock-absorbing material near the trigger 7. other minor modifications[/quote]
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