How To Install:

Extract contents to:

C:/Program Files/Steam/Steamapps/Your Account Name/Counter-Strike: Source/Cstrike/Materials/Models/Weapon/V_models/Hands

Note:If one of these files is not already there, make a new folder and name it the name show above.
Some folders will not have the exact same name.
You might have to use:

C:/Program Files/valve/Steam/Steamapps/Your Account Name/Counter-Strike: Source/Cstrike/Materials/Models/Weapon/V_models/Hands

Or your steam file mat be found in a different drive.

Done! :D