https://www.rtmt.org/catalog/klinovye-zadvizhki/diametry-stalnyh-zadvizhek/stalnaya-zadvizhka-du40/klinovaya-zadvizhka-du-40-ru-20/stalnaya-klinovaya-zadvizhka-30s(lsnzh)41nzh-du40-ru20/
Steel wedge gate valve 30s(ls,NJ)41nzh DU40 Ru20 at low prices from the manufacturer
Steel wedge gate valve 30s(ls,NJ)41nzh DU40 Ru20 quality assurance for manufactured products, fast delivery in Russia