Lawrence Brew Supply ShopWorks with 1.5" Tri-clamp. Specs Material: 304 Stainless Steel Flange Outside Diameter: 1.984" Thread Connection: 1/2" Female NPT Bore Inside Diameter: 0.705" Overall Length: 1.655"Stainless Steel Tri-clamp Fitting - 1/2" (Female)$14.90PriceQuantityAdd to Cart