121 To 136

tarriasuk
01-23-2006, 01:47 PM
I would like to know what is needed to get to upgrade 121 to 136 on 05 mxz

me&mymxz
01-23-2006, 07:08 PM
rail extensions, track and tunnel extension. All available through Tracks USA as a package. Many other kits available
I am just putting together the parts for the same thing myself