This is the Optional Aluminum Engine Mount for the Traxxas Nitro T-Maxx. This is located on the chassis and supports the engine.                                                                                                      This mount fits both the old and new versions of the T-Maxx.                                                                                            FEATURES: Aluminum 6061 T-6 construction                                                  Blue anodized                                                                                                                                         INCLUDES: One blue aluminum engine mount                                                  Four 3 x 6mm hex head cap screws w/washers                                                                                                            REQUIRES: Assembly and threadlocking compound.                                                                                                                  COMMENTS: This is a direct fit hop-up and does not require modifications.