I do some firearm fishing during the day, and I came across this.
I currently have a GSG-5 rifle, and it is one of my best investments. I shoot it more then any other firearm that I own....very fun.

This thing would be very cool with a MP5K folding stock and a VFG....
Tax Stamps anyone..

http://www.impactguns.com/store/GSG-5PK.html