This is Russian two hose regulator. Comes from the NAVY store.The item "Vintage Russian 2-hose double hose two hose regulator SCUBA DIVING HELMET" is in sale since Sunday, August 23, 2020. This item is in the category "Sporting Goods\Water Sports\Scuba & Snorkeling\Regulators". The seller is "clockdiver" and is located in Liepaja, default. This item can be shipped worldwide.