Yeah Racing Tamiya MB-01/BT-01 Aluminum and Graphite Damper Mount. Constructed from extremely lightweight and rigid carbon fiber and CNC-machined anodized aluminum, this optional shock tower is intended for the Tamiya MB-01 and BT-01 platforms to tremendously boost damping and handling performance while enhancing durability and reliability. Features: Drop-in fit for the Tamiya MB-01 and BT-01 platforms Extremely lightweight and rigid carbon fiber CNC-machined aluminum Anodized in Tamiya blue Enhance durability and reliability Boost damping and handling performance Includes: (1) Aluminum & Carbon Fiber Shock Mount (2) Aluminum Spacers Hardware