This is a pair of Arrma dBoots Back-Flip MT 6S Tires and Foam Inserts mounted to Black Wheels.                                                                                                              FEATURES: Multi-surface Back-Flip tread pattern for high degree or traction under all conditions                                                                  Wheels constructed of nylon, multi spoke design, black in color                         High-quality foam with excellent memory return, provides perfect balance of aggressive grip and easy handling                                                                                                        INCLUDES: Two Back-Flip Tires and Foam Inserts mounted to Black Wheels                                                                                          SPECS:    

          Wheel Bead Diameter: 3.8" (97mm)                                                Width: 3.0" (77mm)                                                              Wheel Hex Size: 17mm                                                            Overall Diameter: 6.8" (172mm)