|  | FP9D | FP9C | DFP9D | DFP9C | DFP9CL | 
    
    
      
        | Design/Architecture Detail | 
      
        | Type | Single | Single | Double | Double | Double (Left-footed) | 
      
        | Drive | Direct | Double Chain | Direct | Double Chain | Double Chain | 
      
        | Beater Weights | Aluminum | 1 | 1 | 2 | 2 | 2 | 
      
        | Brass | 1 | 1 | 2 | 2 | 2 | 
      
        | Nylon Belt | - | 1 | - | 2 | 2 | 
      
        | Drum Key | 1 | 1 | 1 | 1 | 1 | 
      
        | Carryng Case | 1 | 1 | 1 | 1 | 1 |