This is the optional 20T Brushed Motor for the Axial Wraith Rock Racer.     
                                                                               
FEATURES: Prewired with 4mm male bullet connectors                             
                                                                               
INCLUDES: 20T Brushed Motor with Connectors                                    
                                                                               
SPECS:    Shaft Diameter: 3mm (0.12")                                          
          Shaft Length: 12.45mm (0.49")                                        
          Can Diameter: 36mm (1.42")                                           
          Can Length: 49.7mm (1.96")                                           
          Total Length: 69.5mm (2.73")                                         
          Wire length: 88.9mm (3.5")                                           
          Specs such as input voltage and weight were not provided by          
            manufacturer