To enable you to walk for assistance if you break down
							                        
                    
                            To maintain control of the pedals
							                                
                                        
                                    
							                        
                    
                            To prevent wear on the pedals
							                                
                                        
                                    
							                        
                    
                            To enable you to adjust your seat
							                                
                                        
                                    
							                        
                     
	 
	