Counter-Strike: Source blends Counter-Strike's award-winning teamplay action with the advanced technology of Source technology. Featuring state of the art graphics, all new sounds, and introducing physics, Counter-Strike: Source is a must-have for every action gamer. Game updates since mid 2010 are done by Hidden Path Entertainment.
Here is a new skin for the knife to install copy the folder to steam/steamapps/username/counter strike source/cstrike/materials/ models then create a new folder called weapons then another called v_models then paste it in that folder
ha ha lol i cant believe how **** i was!! tho it is alright