The micro heli aluminum upgrades include the swash, upper and lower head.
The XTREME flybar hub which is a repl. part for the lighted flybar (for My homemade c.f. flybar)
The XTREME upper bearing Cap (mushroom re-inforced; always fits true).
The XTREME upper and lower Grips, and foldable blades
The XTREME motors and Silver Brushes
The E-FLITE aluminum motor heatsink

ALL THE ABOVE CAN BE BOUGHT FROM USHOBBYSUPPLY.COM

The C.F. boom and the Unbreakable Skids are bought from BOOMTOWNHOBBIES online.
The Metal Flybar Weights are from DYNAM for their helis.
The C.F. tubing to make the homemade outer shaft and C.F. rod for the homemade flybar is from HORIZON HOBBY.
The Titanium rod to make the unbendable inner shaft is from SMALLPARTS.COM

Hope this helps.

Gary