To get the bonus weapon on Mafia Wars you have to make it to level 99.
You can get bonus items on Mafia Wars by buying them with reward points and getting to higher levels. You can also confirm your email address which will allow you to get the bonus mail truck. Level 99 is when you can get the weapon titled "Bonus Weapon".
When you reach level 99 on Mafia Wars you can unlock more inventory items and you get the weapon titled "Bonus Weapon".
When you reach level 32 on Mafia Wars you automatically get new weapons unlocked.
The "Bonus Weapon" is available to be bought.
The Attack is 10 and the defense of it is 15.
The stats of the bonus weapon are: 20 : ATTACK 20 : DEFENSE Better than the chain gun.
There is a glitch you can use to get the bonus weapon on Mafia Wars but you wont be able to use it in fights. It basically will just be there for show because Mafia Wars made it so you couldn't use it and other then that you will just have to keep leveling up and get to level 99 to get it.
The Mafia wars bonus weapon is 200,000 $ each. they have 20 attack and defence. It is in new york but a certain level must be achieved to unlock it. A photo is located at: http://mwfb.static.zynga.com/mwfb/graphics/item_minigun_bonus.gif
You must get to level 99 the stats of the weapon are 20 Attack 20 Defense It costs $200,000 each $ 2,500 upkeep
On level 99 you unlock a weapon called "Bonus Weapon". It looks something like a chain gun. Bonus Weapon stats: Upkeep: -$2,500 Attack: 20 Defense: 20 Price: $200,000
In your weapon depot
As soon as you start the game you get weapons. At level 99 you get the bonus weapon. You unlock other weapons at level 32 also.