Unknown
Continue to ChatClick from: https://m.hlyet.com/?ws=showproducts&products_id=2742593&cat=CKD&subcat=Speed-control-valves-check-valves-auxiliary-components&subsubcat=Check-valves-shuttle-valves-quick-exhaust-valves
Click from: https://m.hlyet.com/?ws=showproducts&products_id=2742593&cat=CKD&subcat=Speed-control-valves-check-valves-auxiliary-components&subsubcat=Check-valves-shuttle-valves-quick-exhaust-valves