Go to your CS 1.6 installation folder (usually Steam/steamapps/common/Half-Life/cstrike/models ). Replace the Files: v_knife.mdl : The "View" model (what you see in your hand).
Among the pantheon of custom weapons, one name has recently surged in search queries and forum discussions: the . Skeleton knife Gradient for CS 1.6
For a player to see "Skeleton Knife | Gradient" in CS 1.6: Go to your CS 1