This is a 13x4 Sport composite propeller                    
                      from Advanced Precision Composites.                      
                                                                               
FEATURES: Comes in a bag attached to a header card                             
          Gray composite one-piece construction                                
                                                                               
INCLUDES: One APC 13x4 sport composite propeller                               
                                                                               
REQUIRES: ALL props require balancing, this is VERY important, use TOPQ5700.   
          May need prop reamer, use GPMQ5005 (SAE) or GPMQ5007 (Metric)        
                                                                               
SPECS:    Diameter: 13"                                                        
          Pitch:     4                                                         
          Hub inner diameter: 0.25"