Made of high precision and high rigidity aluminum. These upgrade is a replacement for original factory plastic parts. Constructed these upgrade parts with high grade aluminum anodised blue. Suitable for 1/10 Scale Tamiya TT02 Car Parts. Product Name: Tamiya TT02 Upgrade Parts. Material: Aluminum Alloy /Carbon fiber. 1set Tamiya TT02 Upgrade (as the picture shows). We will use PE or bubble bag to pack it well and protect it well.