Mp5 model

Hello, today I reworked model MP5. I took aim with a different model and put it on the MP5, the bone attached to the sight, but in the end the texture did not appear, although the sight is a separate chat models with individual textures. Program 3dmax 2009 , So can somebody help me?

In game


Make sure your texture is properly assigned to the mesh in Max and is defined in the QC.