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Threaded fittings - reducers.
Reducer: BSP threaded female end (R1), BSP threaded male end (R reduced).
                                            Series of fittings for pipes conveying fluids under pressure with threaded joints.
                                        
                                    
                                    
                                    
                                    
                                     
                                        
                                        
                                        
                                        
                                        Threaded fittings - reducers.
Reducer: BSP threaded female end (R1), BSP threaded male end (R reduced).