 
                
                    Abs, internal obliques, quadriceps
                    
ABDOMINAL BENCH
                
             
            
                 
                
                    Abdominals
                    
AB CRUNCH MACHINE
                
             
            
                 
                
                    Abs, chest, biceps, back, shoulders, and triceps 
                    
LEG RAISE TOWER / DIP TOWER
                
             
            
                 
                
                    Abdominals, deltoids, triceps, hamstrings, and lats
                    
AB ROLLER
                
             
            
                 
                
                    Obliques and abdomen
                    
ROTARY TORSO MACHINE