Yeah Racing Aluminum Conversion Kit Ultimate Version Blue For Tamiya TT-01/ TT-01E For: Tamiya TT01 / TT01E Material: Aluminum Color: Blue More Than 25 items included , Includes all necessary Hop ups for Tamiya TT01 and TT01E What is NEW in Ultimate Version: Steel / Aluminum Universal Shaft and Shock-Gear Aluminum Damper Set For more details: http://www.rcmart.com/conversion-upgrade-version-tamiya-tt01-tt01e-cktt0-p-37109.html?cPath=595_744_708