1. A carriage guide system comprising a basic body (10) carrying parallel guide gibs (12), and a carriage (12) displaceable on the guide gibs (12) and having a corresponding seat (22) for each guide gib, at least one side face of the seat (22) being plastic-coated, characterised in that said seat (22) is wider at the opening facing said basic body (10) than at its base and that the outside of the coating (20) and the adjacent side face of the guide gib (12) have a wedge slope of an angle (a) that is 10 degrees at most, preferably 5 degrees at most.
