It makes the Sawn-off shotgun super powerfull and NEVER realoading.
A car you shoot with this gun will explode!
People will die in one shot!
Even a Helicopter will go down with 1 shot of this gun!

Video:
http://www.youtube.com/watch?v=OhOm3m3y9qw&feature=plcp

Made by:

Vicky_ver AKA Vickymania