6 Flow Sanitary Sight Glass Tri-clamp Stainless Steel 304. Orders over a certain dollar amount will be insured and sent signature required. CANCELLATION NOTICE: Please be sure your address is correct before placing your order! The item "HFS(R) 6 Flow Sanitary Sight Glass Tri-clamp Stainless Steel 304" is in sale since Thursday, June 14, 2018.This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Fittings & Adapters\Other Fittings & Adapters". The seller is "pacificsale" and is located in Covina, California. This item can be shipped to United States, Mexico, Canada.