Pros:

This mod is great i say you get this mod

Cons:

Con CONS  there is no cons 

Conclusion:

this mod i s great i say you must get this mod right now

Pros:

great sound makes me remember blackops

Cons:

it would be better if you would made this for l4d2 also if i remember right there were reloading sounds

Conclusion:

from all this i say this mod is great but im really looking forward for this for l4d2