Individuals may also file under Chapter 7 or Chapter 11. For additional tax information on bankruptcy, refer to Publication 908, Bankruptcy Tax Guide and Publication 5082, What You Should Know about Chapter 13 Bankruptcy and Delinquent Returns (PDF).
In most cases the anvil is used as a forging tool. Before the advent of modern welding technology, it was a primary tool of metal workers. The great majority of modern anvils are made of cast or forged steel (the latter is stronger) that has been heat treated.
The Madbull Airsoft versions of SWS handguards are made of T6-6061 high quality Aircraft aluminum with anodize coating. All rails are extruded and machine CNC'ed. The externals of our SWS rails (and all licensed Madbull rails) are 1:1 ratio replicas of real steel. However, the internal mechanisms are designed for Airsoft AEGs only, and cannot be modified to fit on real firearms.