Requirements
1 you most have uu3d
2 you most have milkshape
Extract The ntw model wich can be found in the data and variantmodels.pack
lets say you wanna put a hat on a unit extract the hat And open it in uu3d export it to milkshape format Open it in milkshape
In order to prevent the extra vertex issue you should use direct x mesh tools i put a screenshot where you can find it Now you can merge it Onto any model if you do now know how it is explained here http://www.twcenter.net/forums/showt...and-I-use-them
Don't forget to decrease the size of the uv map in Uu3d after you have Imported the new model