Say goodbye to clunky shifts and hello to smooth sailing with this reliable long cage derailleur. Whether you are tackling a commute or a weekend path, the Altus series keeps your 7 or 8-speed setup humming along perfectly. This sturdy piece of kit handles the daily grind while making sure your chain stays exactly where it belongs. It is a dependable low-fuss upgrade for riders who just want to get out and pedal.


                  

                    
                      

                        
Speed Compatibility
                        
7/8 Speed
                      
                    
                      

                        
Cage Length
                        
SGS (Long Cage)
                      
                    
                      

                        
Series
                        
Altus
                      
                    
                      

                        
Manufacturer Part Number
                        
ARDM310DL
                      
                    
                      

                        
Primary Material
                        
Aluminum and Steel (estimated)
                      
                    
                      

                        
Mount Type
                        
Standard Hanger Mount
                      
                    
                      

                        
Max Sprocket Size
                        
34T (estimated)
                      
                    
                      

                        
Chain Compatibility
                        
HG 7/8-Speed (estimated)