这种武器刀如其名，刀刃来自汽车的保险杠that has been flattened and sharpened into a thick, heavy blade.刀刃上还挂着汽车的号码牌，把手由一根长长的排氣管strapped to the unsharpened end．
The bumper sword can successfully strike about 1495 times from full condition before breaking.
- Blade of the East - a unique variant used by Legate Lanius.
- Blade of the West - can be found on various marked men in The Divide
- REPCONN test site - Carried by Davison, a nightkin found in the basement of the building.
- Zapp's Neon Signs, in the South Vegas ruins - Visible in an open cabinet, in the foreman's office at the top of the metal staircase.
- Black Mountain - May be carried by nightkin.
- Black Rock cave - One may be carried by a nightkin.