MONO-BALL WITH 2 VALVES Back Catalog number: 3911 Availability: In the manufacturer's stock Price on request - + Recommended 571 SAFETY SHIELD, thickness 5mm Price on request 2598 SPUTUM CONTAINER (1.000 pcs) Price on request 3834 CONICAL STOPPER 1 HOSE - 54x42mm, h 53mm Price on request