[. . . ] Please use this instruction sheet together with the main instruction manual included with the model. [. . . ] Friction Shock Set (RM) Some car body styles are not compatible with the friction shock. Go to the website shown on page 3 and refer to the option parts list for the MR-03 (data table 4) to confirm compatibility with MZW216. Step 2 has been changed as follows: Body shells compatible with chassis type (RM), front tread (Narrow), wheelbase (L) can be used as they are. Use the wheel wrench to remove the color nylon nuts and install wheels as per 2 . Continue to use the 2mm and 3mm plastic bushings that are installed on the rear left. Refer to spare parts list on page 66 and 67 of the instruction manual regarding spare parts not listed above. [. . . ] Continue to use the 2mm and 3mm plastic bushings that are installed on the rear left. [. . . ]