This is the Main Shaft Set for use on the Revell Proto Max Helicopter.     
                                                                               
FEATURES: Nylon construction                                                   
          Black in color                                                       
                                                                               
INCLUDES: One Shaft Set                                                        
                                                                               
REQUIRES: Installation on the heli                                             
                                                                               
SPECS:    Length: 63.5mm (2.5")                                                
          Diameter: 3mm (0.12")