Annovi Reverberi - 550190 referenced NBR AIR CHAMBER MEMBRANE product produced by high technology. You can ask all the codes and references except 550190 too. It distinguishes with price and quality among the similar products. Our company can make an offer even if we do not distributor of United States. Our established relationships with producers from all around the world and their official representatives helps us to meet your needs for spare parts, machinery, consumables and other products of the industrial field.