Manufacturer Part Number: 
                310-2510-600MX
                
            
                            
                            
                            
                            
                                
                                
                            
                            
            
                        
                    -Integra 10"MX (2 5/8"ID), 600LB Spring -310-2510-600MX
Integra 10"MX (2 5/8"ID), 600LB Spring -310-2510-600MX